Home / 972,022.20-1,458,033.30-877,543.80

Finding the Fourth Proportional to 972,022.20, 1,458,033.30 and 877,543.80

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Solution

The fourth proportional to 972,022.20, 1,458,033.30 and 877,543.80 is: 1,316,315.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,022.20 : 1,458,033.30 = 877,543.80 : x
  2. Step 2: Convert to fraction form
    972,022.20/1,458,033.30 = 877,543.80/x
  3. Step 3: Cross multiply
    972,022.20x = 1,458,033.30 × 877,543.80
  4. Step 4: Simplify right side
    972,022.20x = 1,279,488,082,608.54
  5. Step 5: Solve for x
    x = 1,279,488,082,608.54/972,022.20
  6. Step 6: Final answer
    x = 1,316,315.70

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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.