Home / 1,877,294.52-2,589,933.76-1,224,687.74

Finding the Fourth Proportional to 1,877,294.52, 2,589,933.76 and 1,224,687.74

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Solution

The fourth proportional to 1,877,294.52, 2,589,933.76 and 1,224,687.74 is: 1,689,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,294.52 : 2,589,933.76 = 1,224,687.74 : x
  2. Step 2: Convert to fraction form
    1,877,294.52/2,589,933.76 = 1,224,687.74/x
  3. Step 3: Cross multiply
    1,877,294.52x = 2,589,933.76 × 1,224,687.74
  4. Step 4: Simplify right side
    1,877,294.52x = 3,171,860,107,272.71
  5. Step 5: Solve for x
    x = 3,171,860,107,272.71/1,877,294.52
  6. Step 6: Final answer
    x = 1,689,591.10

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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.