Home / 1,426,932.12-2,140,411.14-617,165.40

Finding the Fourth Proportional to 1,426,932.12, 2,140,411.14 and 617,165.40

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Solution

The fourth proportional to 1,426,932.12, 2,140,411.14 and 617,165.40 is: 925,753.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,932.12 : 2,140,411.14 = 617,165.40 : x
  2. Step 2: Convert to fraction form
    1,426,932.12/2,140,411.14 = 617,165.40/x
  3. Step 3: Cross multiply
    1,426,932.12x = 2,140,411.14 × 617,165.40
  4. Step 4: Simplify right side
    1,426,932.12x = 1,320,987,697,382.56
  5. Step 5: Solve for x
    x = 1,320,987,697,382.56/1,426,932.12
  6. Step 6: Final answer
    x = 925,753.71

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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.