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Finding the Fourth Proportional to 4,656,854.85, 6,986,444.82 and 1,624,264.29

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Solution

The fourth proportional to 4,656,854.85, 6,986,444.82 and 1,624,264.29 is: 2,436,801.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,656,854.85 : 6,986,444.82 = 1,624,264.29 : x
  2. Step 2: Convert to fraction form
    4,656,854.85/6,986,444.82 = 1,624,264.29/x
  3. Step 3: Cross multiply
    4,656,854.85x = 6,986,444.82 × 1,624,264.29
  4. Step 4: Simplify right side
    4,656,854.85x = 11,347,832,835,181.48
  5. Step 5: Solve for x
    x = 11,347,832,835,181.48/4,656,854.85
  6. Step 6: Final answer
    x = 2,436,801.92

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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.