Home / 1,034,638.32-1,551,505.02-521,988.08

Finding the Fourth Proportional to 1,034,638.32, 1,551,505.02 and 521,988.08

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Solution

The fourth proportional to 1,034,638.32, 1,551,505.02 and 521,988.08 is: 782,753.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,638.32 : 1,551,505.02 = 521,988.08 : x
  2. Step 2: Convert to fraction form
    1,034,638.32/1,551,505.02 = 521,988.08/x
  3. Step 3: Cross multiply
    1,034,638.32x = 1,551,505.02 × 521,988.08
  4. Step 4: Simplify right side
    1,034,638.32x = 809,867,118,742.64
  5. Step 5: Solve for x
    x = 809,867,118,742.64/1,034,638.32
  6. Step 6: Final answer
    x = 782,753.84

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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.