Home / 1,664,178.80-2,496,268.20-992,332.40

Finding the Fourth Proportional to 1,664,178.80, 2,496,268.20 and 992,332.40

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Solution

The fourth proportional to 1,664,178.80, 2,496,268.20 and 992,332.40 is: 1,488,498.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,178.80 : 2,496,268.20 = 992,332.40 : x
  2. Step 2: Convert to fraction form
    1,664,178.80/2,496,268.20 = 992,332.40/x
  3. Step 3: Cross multiply
    1,664,178.80x = 2,496,268.20 × 992,332.40
  4. Step 4: Simplify right side
    1,664,178.80x = 2,477,127,813,949.68
  5. Step 5: Solve for x
    x = 2,477,127,813,949.68/1,664,178.80
  6. Step 6: Final answer
    x = 1,488,498.60

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Similar ratio
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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.