Home / 1,251,376.05-1,877,064.05-577,257.90

Finding the Fourth Proportional to 1,251,376.05, 1,877,064.05 and 577,257.90

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Solution

The fourth proportional to 1,251,376.05, 1,877,064.05 and 577,257.90 is: 865,886.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,376.05 : 1,877,064.05 = 577,257.90 : x
  2. Step 2: Convert to fraction form
    1,251,376.05/1,877,064.05 = 577,257.90/x
  3. Step 3: Cross multiply
    1,251,376.05x = 1,877,064.05 × 577,257.90
  4. Step 4: Simplify right side
    1,251,376.05x = 1,083,550,050,946.92
  5. Step 5: Solve for x
    x = 1,083,550,050,946.92/1,251,376.05
  6. Step 6: Final answer
    x = 865,886.84

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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.