Home / 1,250,655.11-1,875,523.13-429,760.93

Finding the Fourth Proportional to 1,250,655.11, 1,875,523.13 and 429,760.93

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Solution

The fourth proportional to 1,250,655.11, 1,875,523.13 and 429,760.93 is: 644,483.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,655.11 : 1,875,523.13 = 429,760.93 : x
  2. Step 2: Convert to fraction form
    1,250,655.11/1,875,523.13 = 429,760.93/x
  3. Step 3: Cross multiply
    1,250,655.11x = 1,875,523.13 × 429,760.93
  4. Step 4: Simplify right side
    1,250,655.11x = 806,026,555,207.70
  5. Step 5: Solve for x
    x = 806,026,555,207.70/1,250,655.11
  6. Step 6: Final answer
    x = 644,483.48

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1.5x scale

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.