Home / 1,560,263.67-2,340,475.69-438,420.15

Finding the Fourth Proportional to 1,560,263.67, 2,340,475.69 and 438,420.15

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Solution

The fourth proportional to 1,560,263.67, 2,340,475.69 and 438,420.15 is: 657,652.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,263.67 : 2,340,475.69 = 438,420.15 : x
  2. Step 2: Convert to fraction form
    1,560,263.67/2,340,475.69 = 438,420.15/x
  3. Step 3: Cross multiply
    1,560,263.67x = 2,340,475.69 × 438,420.15
  4. Step 4: Simplify right side
    1,560,263.67x = 1,026,111,703,081.15
  5. Step 5: Solve for x
    x = 1,026,111,703,081.15/1,560,263.67
  6. Step 6: Final answer
    x = 657,652.76

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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.