Home / 1,349,269.60-2,022,608.40-780,066.40

Finding the Fourth Proportional to 1,349,269.60, 2,022,608.40 and 780,066.40

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Solution

The fourth proportional to 1,349,269.60, 2,022,608.40 and 780,066.40 is: 1,169,350.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,269.60 : 2,022,608.40 = 780,066.40 : x
  2. Step 2: Convert to fraction form
    1,349,269.60/2,022,608.40 = 780,066.40/x
  3. Step 3: Cross multiply
    1,349,269.60x = 2,022,608.40 × 780,066.40
  4. Step 4: Simplify right side
    1,349,269.60x = 1,577,768,853,197.76
  5. Step 5: Solve for x
    x = 1,577,768,853,197.76/1,349,269.60
  6. Step 6: Final answer
    x = 1,169,350.33

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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.