Home / 1,354,558.60-2,031,948.56-680,293.12

Finding the Fourth Proportional to 1,354,558.60, 2,031,948.56 and 680,293.12

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Solution

The fourth proportional to 1,354,558.60, 2,031,948.56 and 680,293.12 is: 1,020,495.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,558.60 : 2,031,948.56 = 680,293.12 : x
  2. Step 2: Convert to fraction form
    1,354,558.60/2,031,948.56 = 680,293.12/x
  3. Step 3: Cross multiply
    1,354,558.60x = 2,031,948.56 × 680,293.12
  4. Step 4: Simplify right side
    1,354,558.60x = 1,382,320,625,561.91
  5. Step 5: Solve for x
    x = 1,382,320,625,561.91/1,354,558.60
  6. Step 6: Final answer
    x = 1,020,495.26

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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.