Home / 896,139.60-1,344,209.40-827,710.80

Finding the Fourth Proportional to 896,139.60, 1,344,209.40 and 827,710.80

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Solution

The fourth proportional to 896,139.60, 1,344,209.40 and 827,710.80 is: 1,241,566.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,139.60 : 1,344,209.40 = 827,710.80 : x
  2. Step 2: Convert to fraction form
    896,139.60/1,344,209.40 = 827,710.80/x
  3. Step 3: Cross multiply
    896,139.60x = 1,344,209.40 × 827,710.80
  4. Step 4: Simplify right side
    896,139.60x = 1,112,616,637,841.52
  5. Step 5: Solve for x
    x = 1,112,616,637,841.52/896,139.60
  6. Step 6: Final answer
    x = 1,241,566.20

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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.