Home / 1,091,773.28-1,506,678.82-632,889.74

Finding the Fourth Proportional to 1,091,773.28, 1,506,678.82 and 632,889.74

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Solution

The fourth proportional to 1,091,773.28, 1,506,678.82 and 632,889.74 is: 873,406.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,773.28 : 1,506,678.82 = 632,889.74 : x
  2. Step 2: Convert to fraction form
    1,091,773.28/1,506,678.82 = 632,889.74/x
  3. Step 3: Cross multiply
    1,091,773.28x = 1,506,678.82 × 632,889.74
  4. Step 4: Simplify right side
    1,091,773.28x = 953,561,566,653.31
  5. Step 5: Solve for x
    x = 953,561,566,653.31/1,091,773.28
  6. Step 6: Final answer
    x = 873,406.21

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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.