Home / 1,753,246.80-2,629,956.60-913,438.80

Finding the Fourth Proportional to 1,753,246.80, 2,629,956.60 and 913,438.80

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Solution

The fourth proportional to 1,753,246.80, 2,629,956.60 and 913,438.80 is: 1,370,203.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,246.80 : 2,629,956.60 = 913,438.80 : x
  2. Step 2: Convert to fraction form
    1,753,246.80/2,629,956.60 = 913,438.80/x
  3. Step 3: Cross multiply
    1,753,246.80x = 2,629,956.60 × 913,438.80
  4. Step 4: Simplify right side
    1,753,246.80x = 2,402,304,400,756.08
  5. Step 5: Solve for x
    x = 2,402,304,400,756.08/1,753,246.80
  6. Step 6: Final answer
    x = 1,370,203.21

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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.