Home / 3,648,010.10-5,472,015.15-988,618.10

Finding the Fourth Proportional to 3,648,010.10, 5,472,015.15 and 988,618.10

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Solution

The fourth proportional to 3,648,010.10, 5,472,015.15 and 988,618.10 is: 1,482,927.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648,010.10 : 5,472,015.15 = 988,618.10 : x
  2. Step 2: Convert to fraction form
    3,648,010.10/5,472,015.15 = 988,618.10/x
  3. Step 3: Cross multiply
    3,648,010.10x = 5,472,015.15 × 988,618.10
  4. Step 4: Simplify right side
    3,648,010.10x = 5,409,733,220,764.22
  5. Step 5: Solve for x
    x = 5,409,733,220,764.22/3,648,010.10
  6. Step 6: Final answer
    x = 1,482,927.15

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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.