Home / 1,121,448.24-1,547,594.10-612,151.02

Finding the Fourth Proportional to 1,121,448.24, 1,547,594.10 and 612,151.02

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Solution

The fourth proportional to 1,121,448.24, 1,547,594.10 and 612,151.02 is: 844,765.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,448.24 : 1,547,594.10 = 612,151.02 : x
  2. Step 2: Convert to fraction form
    1,121,448.24/1,547,594.10 = 612,151.02/x
  3. Step 3: Cross multiply
    1,121,448.24x = 1,547,594.10 × 612,151.02
  4. Step 4: Simplify right side
    1,121,448.24x = 947,361,306,860.98
  5. Step 5: Solve for x
    x = 947,361,306,860.98/1,121,448.24
  6. Step 6: Final answer
    x = 844,765.97

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Double scale
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1.5x scale

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.