Home / 1,461,061.71-2,016,267.90-816,481.91

Finding the Fourth Proportional to 1,461,061.71, 2,016,267.90 and 816,481.91

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Solution

The fourth proportional to 1,461,061.71, 2,016,267.90 and 816,481.91 is: 1,126,746.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,061.71 : 2,016,267.90 = 816,481.91 : x
  2. Step 2: Convert to fraction form
    1,461,061.71/2,016,267.90 = 816,481.91/x
  3. Step 3: Cross multiply
    1,461,061.71x = 2,016,267.90 × 816,481.91
  4. Step 4: Simplify right side
    1,461,061.71x = 1,646,246,262,702.73
  5. Step 5: Solve for x
    x = 1,646,246,262,702.73/1,461,061.71
  6. Step 6: Final answer
    x = 1,126,746.56

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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.