Home / 1,304,230.60-1,956,345.90-800,345.80

Finding the Fourth Proportional to 1,304,230.60, 1,956,345.90 and 800,345.80

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Solution

The fourth proportional to 1,304,230.60, 1,956,345.90 and 800,345.80 is: 1,200,518.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,230.60 : 1,956,345.90 = 800,345.80 : x
  2. Step 2: Convert to fraction form
    1,304,230.60/1,956,345.90 = 800,345.80/x
  3. Step 3: Cross multiply
    1,304,230.60x = 1,956,345.90 × 800,345.80
  4. Step 4: Simplify right side
    1,304,230.60x = 1,565,753,224,412.22
  5. Step 5: Solve for x
    x = 1,565,753,224,412.22/1,304,230.60
  6. Step 6: Final answer
    x = 1,200,518.70

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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.