Home / 1,772,403.12-2,439,758.88-1,545,654.96

Finding the Fourth Proportional to 1,772,403.12, 2,439,758.88 and 1,545,654.96

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Solution

The fourth proportional to 1,772,403.12, 2,439,758.88 and 1,545,654.96 is: 2,127,634.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,403.12 : 2,439,758.88 = 1,545,654.96 : x
  2. Step 2: Convert to fraction form
    1,772,403.12/2,439,758.88 = 1,545,654.96/x
  3. Step 3: Cross multiply
    1,772,403.12x = 2,439,758.88 × 1,545,654.96
  4. Step 4: Simplify right side
    1,772,403.12x = 3,771,025,414,076.04
  5. Step 5: Solve for x
    x = 3,771,025,414,076.04/1,772,403.12
  6. Step 6: Final answer
    x = 2,127,634.15

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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.