Home / 1,108,281.56-1,527,679.54-816,959.18

Finding the Fourth Proportional to 1,108,281.56, 1,527,679.54 and 816,959.18

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Solution

The fourth proportional to 1,108,281.56, 1,527,679.54 and 816,959.18 is: 1,126,114.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,281.56 : 1,527,679.54 = 816,959.18 : x
  2. Step 2: Convert to fraction form
    1,108,281.56/1,527,679.54 = 816,959.18/x
  3. Step 3: Cross multiply
    1,108,281.56x = 1,527,679.54 × 816,959.18
  4. Step 4: Simplify right side
    1,108,281.56x = 1,248,051,829,141.58
  5. Step 5: Solve for x
    x = 1,248,051,829,141.58/1,108,281.56
  6. Step 6: Final answer
    x = 1,126,114.41

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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.