Home / 1,251,376.80-1,877,065.18-577,258.65

Finding the Fourth Proportional to 1,251,376.80, 1,877,065.18 and 577,258.65

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Solution

The fourth proportional to 1,251,376.80, 1,877,065.18 and 577,258.65 is: 865,887.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,376.80 : 1,877,065.18 = 577,258.65 : x
  2. Step 2: Convert to fraction form
    1,251,376.80/1,877,065.18 = 577,258.65/x
  3. Step 3: Cross multiply
    1,251,376.80x = 1,877,065.18 × 577,258.65
  4. Step 4: Simplify right side
    1,251,376.80x = 1,083,552,110,325.66
  5. Step 5: Solve for x
    x = 1,083,552,110,325.66/1,251,376.80
  6. Step 6: Final answer
    x = 865,887.97

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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.