Home / 1,619,272.40-2,428,908.60-497,195.60

Finding the Fourth Proportional to 1,619,272.40, 2,428,908.60 and 497,195.60

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Solution

The fourth proportional to 1,619,272.40, 2,428,908.60 and 497,195.60 is: 745,793.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,272.40 : 2,428,908.60 = 497,195.60 : x
  2. Step 2: Convert to fraction form
    1,619,272.40/2,428,908.60 = 497,195.60/x
  3. Step 3: Cross multiply
    1,619,272.40x = 2,428,908.60 × 497,195.60
  4. Step 4: Simplify right side
    1,619,272.40x = 1,207,642,668,722.16
  5. Step 5: Solve for x
    x = 1,207,642,668,722.16/1,619,272.40
  6. Step 6: Final answer
    x = 745,793.40

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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.