Home / 1,168,123.20-1,748,296.80-847,363.20

Finding the Fourth Proportional to 1,168,123.20, 1,748,296.80 and 847,363.20

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Solution

The fourth proportional to 1,168,123.20, 1,748,296.80 and 847,363.20 is: 1,268,224.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,123.20 : 1,748,296.80 = 847,363.20 : x
  2. Step 2: Convert to fraction form
    1,168,123.20/1,748,296.80 = 847,363.20/x
  3. Step 3: Cross multiply
    1,168,123.20x = 1,748,296.80 × 847,363.20
  4. Step 4: Simplify right side
    1,168,123.20x = 1,481,442,370,997.76
  5. Step 5: Solve for x
    x = 1,481,442,370,997.76/1,168,123.20
  6. Step 6: Final answer
    x = 1,268,224.42

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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.