Home / 1,397,175.60-2,095,763.40-972,022.80

Finding the Fourth Proportional to 1,397,175.60, 2,095,763.40 and 972,022.80

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Solution

The fourth proportional to 1,397,175.60, 2,095,763.40 and 972,022.80 is: 1,458,034.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,175.60 : 2,095,763.40 = 972,022.80 : x
  2. Step 2: Convert to fraction form
    1,397,175.60/2,095,763.40 = 972,022.80/x
  3. Step 3: Cross multiply
    1,397,175.60x = 2,095,763.40 × 972,022.80
  4. Step 4: Simplify right side
    1,397,175.60x = 2,037,129,808,205.52
  5. Step 5: Solve for x
    x = 2,037,129,808,205.52/1,397,175.60
  6. Step 6: Final answer
    x = 1,458,034.20

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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.