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Finding the Fourth Proportional to 1,807,536, 2,711,304 and 625,584

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Solution

The fourth proportional to 1,807,536, 2,711,304 and 625,584 is: 938,376

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,536 : 2,711,304 = 625,584 : x
  2. Step 2: Convert to fraction form
    1,807,536/2,711,304 = 625,584/x
  3. Step 3: Cross multiply
    1,807,536x = 2,711,304 × 625,584
  4. Step 4: Simplify right side
    1,807,536x = 1,696,148,401,536
  5. Step 5: Solve for x
    x = 1,696,148,401,536/1,807,536
  6. Step 6: Final answer
    x = 938,376

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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.