Home / 1,251,406.65-1,877,668.20-577,126.02

Finding the Fourth Proportional to 1,251,406.65, 1,877,668.20 and 577,126.02

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Solution

The fourth proportional to 1,251,406.65, 1,877,668.20 and 577,126.02 is: 865,946.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,406.65 : 1,877,668.20 = 577,126.02 : x
  2. Step 2: Convert to fraction form
    1,251,406.65/1,877,668.20 = 577,126.02/x
  3. Step 3: Cross multiply
    1,251,406.65x = 1,877,668.20 × 577,126.02
  4. Step 4: Simplify right side
    1,251,406.65x = 1,083,651,175,146.56
  5. Step 5: Solve for x
    x = 1,083,651,175,146.56/1,251,406.65
  6. Step 6: Final answer
    x = 865,946.47

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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.