Home / 1,161,885.60-1,603,312.38-652,489.56

Finding the Fourth Proportional to 1,161,885.60, 1,603,312.38 and 652,489.56

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Solution

The fourth proportional to 1,161,885.60, 1,603,312.38 and 652,489.56 is: 900,385.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,885.60 : 1,603,312.38 = 652,489.56 : x
  2. Step 2: Convert to fraction form
    1,161,885.60/1,603,312.38 = 652,489.56/x
  3. Step 3: Cross multiply
    1,161,885.60x = 1,603,312.38 × 652,489.56
  4. Step 4: Simplify right side
    1,161,885.60x = 1,046,144,589,368.75
  5. Step 5: Solve for x
    x = 1,046,144,589,368.75/1,161,885.60
  6. Step 6: Final answer
    x = 900,385.19

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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.