Home / 994,581.20-1,488,372.60-910,600.40

Finding the Fourth Proportional to 994,581.20, 1,488,372.60 and 910,600.40

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Solution

The fourth proportional to 994,581.20, 1,488,372.60 and 910,600.40 is: 1,362,696.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,581.20 : 1,488,372.60 = 910,600.40 : x
  2. Step 2: Convert to fraction form
    994,581.20/1,488,372.60 = 910,600.40/x
  3. Step 3: Cross multiply
    994,581.20x = 1,488,372.60 × 910,600.40
  4. Step 4: Simplify right side
    994,581.20x = 1,355,312,684,909.04
  5. Step 5: Solve for x
    x = 1,355,312,684,909.04/994,581.20
  6. Step 6: Final answer
    x = 1,362,696.87

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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.