Home / 1,281,407.60-1,768,473.96-737,563.76

Finding the Fourth Proportional to 1,281,407.60, 1,768,473.96 and 737,563.76

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Solution

The fourth proportional to 1,281,407.60, 1,768,473.96 and 737,563.76 is: 1,017,913.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,407.60 : 1,768,473.96 = 737,563.76 : x
  2. Step 2: Convert to fraction form
    1,281,407.60/1,768,473.96 = 737,563.76/x
  3. Step 3: Cross multiply
    1,281,407.60x = 1,768,473.96 × 737,563.76
  4. Step 4: Simplify right side
    1,281,407.60x = 1,304,362,303,399.69
  5. Step 5: Solve for x
    x = 1,304,362,303,399.69/1,281,407.60
  6. Step 6: Final answer
    x = 1,017,913.66

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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.