Home / 1,000,913.15-1,381,260.87-542,031.33

Finding the Fourth Proportional to 1,000,913.15, 1,381,260.87 and 542,031.33

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Solution

The fourth proportional to 1,000,913.15, 1,381,260.87 and 542,031.33 is: 748,003.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,913.15 : 1,381,260.87 = 542,031.33 : x
  2. Step 2: Convert to fraction form
    1,000,913.15/1,381,260.87 = 542,031.33/x
  3. Step 3: Cross multiply
    1,000,913.15x = 1,381,260.87 × 542,031.33
  4. Step 4: Simplify right side
    1,000,913.15x = 748,686,666,443.06
  5. Step 5: Solve for x
    x = 748,686,666,443.06/1,000,913.15
  6. Step 6: Final answer
    x = 748,003.63

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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.