Home / 1,168,416.60-1,752,624.90-664,531.80

Finding the Fourth Proportional to 1,168,416.60, 1,752,624.90 and 664,531.80

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Solution

The fourth proportional to 1,168,416.60, 1,752,624.90 and 664,531.80 is: 996,797.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,416.60 : 1,752,624.90 = 664,531.80 : x
  2. Step 2: Convert to fraction form
    1,168,416.60/1,752,624.90 = 664,531.80/x
  3. Step 3: Cross multiply
    1,168,416.60x = 1,752,624.90 × 664,531.80
  4. Step 4: Simplify right side
    1,168,416.60x = 1,164,674,979,521.82
  5. Step 5: Solve for x
    x = 1,164,674,979,521.82/1,168,416.60
  6. Step 6: Final answer
    x = 996,797.70

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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.