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Finding the Fourth Proportional to 1,525,304, 2,288,590.56 and 671,938.88

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Solution

The fourth proportional to 1,525,304, 2,288,590.56 and 671,938.88 is: 1,008,187.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,304 : 2,288,590.56 = 671,938.88 : x
  2. Step 2: Convert to fraction form
    1,525,304/2,288,590.56 = 671,938.88/x
  3. Step 3: Cross multiply
    1,525,304x = 2,288,590.56 × 671,938.88
  4. Step 4: Simplify right side
    1,525,304x = 1,537,792,977,664.97
  5. Step 5: Solve for x
    x = 1,537,792,977,664.97/1,525,304
  6. Step 6: Final answer
    x = 1,008,187.86

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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.