Home / 1,281,004.40-1,767,793.12-700,228.40

Finding the Fourth Proportional to 1,281,004.40, 1,767,793.12 and 700,228.40

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Solution

The fourth proportional to 1,281,004.40, 1,767,793.12 and 700,228.40 is: 966,319.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,004.40 : 1,767,793.12 = 700,228.40 : x
  2. Step 2: Convert to fraction form
    1,281,004.40/1,767,793.12 = 700,228.40/x
  3. Step 3: Cross multiply
    1,281,004.40x = 1,767,793.12 × 700,228.40
  4. Step 4: Simplify right side
    1,281,004.40x = 1,237,858,947,948.61
  5. Step 5: Solve for x
    x = 1,237,858,947,948.61/1,281,004.40
  6. Step 6: Final answer
    x = 966,319.04

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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.