Home / 1,788,125.38-2,474,111.00-1,559,159.78

Finding the Fourth Proportional to 1,788,125.38, 2,474,111.00 and 1,559,159.78

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Solution

The fourth proportional to 1,788,125.38, 2,474,111.00 and 1,559,159.78 is: 2,157,306.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,125.38 : 2,474,111.00 = 1,559,159.78 : x
  2. Step 2: Convert to fraction form
    1,788,125.38/2,474,111.00 = 1,559,159.78/x
  3. Step 3: Cross multiply
    1,788,125.38x = 2,474,111.00 × 1,559,159.78
  4. Step 4: Simplify right side
    1,788,125.38x = 3,857,534,374,254.29
  5. Step 5: Solve for x
    x = 3,857,534,374,254.29/1,788,125.38
  6. Step 6: Final answer
    x = 2,157,306.43

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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.