Home / 1,459,178.40-2,187,601.20-617,037.60

Finding the Fourth Proportional to 1,459,178.40, 2,187,601.20 and 617,037.60

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Solution

The fourth proportional to 1,459,178.40, 2,187,601.20 and 617,037.60 is: 925,063.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,178.40 : 2,187,601.20 = 617,037.60 : x
  2. Step 2: Convert to fraction form
    1,459,178.40/2,187,601.20 = 617,037.60/x
  3. Step 3: Cross multiply
    1,459,178.40x = 2,187,601.20 × 617,037.60
  4. Step 4: Simplify right side
    1,459,178.40x = 1,349,832,194,205.12
  5. Step 5: Solve for x
    x = 1,349,832,194,205.12/1,459,178.40
  6. Step 6: Final answer
    x = 925,063.17

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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.