Home / 3,025,478.70-4,538,218.05-1,106,386.20

Finding the Fourth Proportional to 3,025,478.70, 4,538,218.05 and 1,106,386.20

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Solution

The fourth proportional to 3,025,478.70, 4,538,218.05 and 1,106,386.20 is: 1,659,579.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025,478.70 : 4,538,218.05 = 1,106,386.20 : x
  2. Step 2: Convert to fraction form
    3,025,478.70/4,538,218.05 = 1,106,386.20/x
  3. Step 3: Cross multiply
    3,025,478.70x = 4,538,218.05 × 1,106,386.20
  4. Step 4: Simplify right side
    3,025,478.70x = 5,021,021,823,110.91
  5. Step 5: Solve for x
    x = 5,021,021,823,110.91/3,025,478.70
  6. Step 6: Final answer
    x = 1,659,579.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.