Home / 2,425,643.10-3,639,776.85-1,005,842.70

Finding the Fourth Proportional to 2,425,643.10, 3,639,776.85 and 1,005,842.70

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Solution

The fourth proportional to 2,425,643.10, 3,639,776.85 and 1,005,842.70 is: 1,509,308.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,643.10 : 3,639,776.85 = 1,005,842.70 : x
  2. Step 2: Convert to fraction form
    2,425,643.10/3,639,776.85 = 1,005,842.70/x
  3. Step 3: Cross multiply
    2,425,643.10x = 3,639,776.85 × 1,005,842.70
  4. Step 4: Simplify right side
    2,425,643.10x = 3,661,042,974,201.50
  5. Step 5: Solve for x
    x = 3,661,042,974,201.50/2,425,643.10
  6. Step 6: Final answer
    x = 1,509,308.18

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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.