Home / 1,155,113.16-1,593,416.20-671,624.88

Finding the Fourth Proportional to 1,155,113.16, 1,593,416.20 and 671,624.88

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Solution

The fourth proportional to 1,155,113.16, 1,593,416.20 and 671,624.88 is: 926,470.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,113.16 : 1,593,416.20 = 671,624.88 : x
  2. Step 2: Convert to fraction form
    1,155,113.16/1,593,416.20 = 671,624.88/x
  3. Step 3: Cross multiply
    1,155,113.16x = 1,593,416.20 × 671,624.88
  4. Step 4: Simplify right side
    1,155,113.16x = 1,070,177,964,115.06
  5. Step 5: Solve for x
    x = 1,070,177,964,115.06/1,155,113.16
  6. Step 6: Final answer
    x = 926,470.24

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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.