Home / 1,246,866.75-1,720,641.72-702,997.80

Finding the Fourth Proportional to 1,246,866.75, 1,720,641.72 and 702,997.80

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Solution

The fourth proportional to 1,246,866.75, 1,720,641.72 and 702,997.80 is: 970,117.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,866.75 : 1,720,641.72 = 702,997.80 : x
  2. Step 2: Convert to fraction form
    1,246,866.75/1,720,641.72 = 702,997.80/x
  3. Step 3: Cross multiply
    1,246,866.75x = 1,720,641.72 × 702,997.80
  4. Step 4: Simplify right side
    1,246,866.75x = 1,209,607,343,748.22
  5. Step 5: Solve for x
    x = 1,209,607,343,748.22/1,246,866.75
  6. Step 6: Final answer
    x = 970,117.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.