Home / 1,230,387.20-1,844,268.60-471,935.60

Finding the Fourth Proportional to 1,230,387.20, 1,844,268.60 and 471,935.60

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Solution

The fourth proportional to 1,230,387.20, 1,844,268.60 and 471,935.60 is: 707,400.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,387.20 : 1,844,268.60 = 471,935.60 : x
  2. Step 2: Convert to fraction form
    1,230,387.20/1,844,268.60 = 471,935.60/x
  3. Step 3: Cross multiply
    1,230,387.20x = 1,844,268.60 × 471,935.60
  4. Step 4: Simplify right side
    1,230,387.20x = 870,376,008,302.16
  5. Step 5: Solve for x
    x = 870,376,008,302.16/1,230,387.20
  6. Step 6: Final answer
    x = 707,400.08

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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.