Home / 1,720,246.13-2,580,680.33-708,805.46

Finding the Fourth Proportional to 1,720,246.13, 2,580,680.33 and 708,805.46

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Solution

The fourth proportional to 1,720,246.13, 2,580,680.33 and 708,805.46 is: 1,063,336.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,246.13 : 2,580,680.33 = 708,805.46 : x
  2. Step 2: Convert to fraction form
    1,720,246.13/2,580,680.33 = 708,805.46/x
  3. Step 3: Cross multiply
    1,720,246.13x = 2,580,680.33 × 708,805.46
  4. Step 4: Simplify right side
    1,720,246.13x = 1,829,200,291,971.17
  5. Step 5: Solve for x
    x = 1,829,200,291,971.17/1,720,246.13
  6. Step 6: Final answer
    x = 1,063,336.38

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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.