Home / 1,542,114.71-2,128,341.77-888,613.59

Finding the Fourth Proportional to 1,542,114.71, 2,128,341.77 and 888,613.59

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Solution

The fourth proportional to 1,542,114.71, 2,128,341.77 and 888,613.59 is: 1,226,415.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,114.71 : 2,128,341.77 = 888,613.59 : x
  2. Step 2: Convert to fraction form
    1,542,114.71/2,128,341.77 = 888,613.59/x
  3. Step 3: Cross multiply
    1,542,114.71x = 2,128,341.77 × 888,613.59
  4. Step 4: Simplify right side
    1,542,114.71x = 1,891,273,416,543.59
  5. Step 5: Solve for x
    x = 1,891,273,416,543.59/1,542,114.71
  6. Step 6: Final answer
    x = 1,226,415.53

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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.