Home / 1,500,032.08-2,070,049.76-811,703.95

Finding the Fourth Proportional to 1,500,032.08, 2,070,049.76 and 811,703.95

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Solution

The fourth proportional to 1,500,032.08, 2,070,049.76 and 811,703.95 is: 1,120,154.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,032.08 : 2,070,049.76 = 811,703.95 : x
  2. Step 2: Convert to fraction form
    1,500,032.08/2,070,049.76 = 811,703.95/x
  3. Step 3: Cross multiply
    1,500,032.08x = 2,070,049.76 × 811,703.95
  4. Step 4: Simplify right side
    1,500,032.08x = 1,680,267,566,888.55
  5. Step 5: Solve for x
    x = 1,680,267,566,888.55/1,500,032.08
  6. Step 6: Final answer
    x = 1,120,154.42

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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.