Home / 1,000,913.65-1,381,261.56-542,031.83

Finding the Fourth Proportional to 1,000,913.65, 1,381,261.56 and 542,031.83

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Solution

The fourth proportional to 1,000,913.65, 1,381,261.56 and 542,031.83 is: 748,004.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,913.65 : 1,381,261.56 = 542,031.83 : x
  2. Step 2: Convert to fraction form
    1,000,913.65/1,381,261.56 = 542,031.83/x
  3. Step 3: Cross multiply
    1,000,913.65x = 1,381,261.56 × 542,031.83
  4. Step 4: Simplify right side
    1,000,913.65x = 748,687,731,075.46
  5. Step 5: Solve for x
    x = 748,687,731,075.46/1,000,913.65
  6. Step 6: Final answer
    x = 748,004.32

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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.