Home / 1,397,842.60-2,093,690.46-1,155,206.58

Finding the Fourth Proportional to 1,397,842.60, 2,093,690.46 and 1,155,206.58

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Solution

The fourth proportional to 1,397,842.60, 2,093,690.46 and 1,155,206.58 is: 1,730,269.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,842.60 : 2,093,690.46 = 1,155,206.58 : x
  2. Step 2: Convert to fraction form
    1,397,842.60/2,093,690.46 = 1,155,206.58/x
  3. Step 3: Cross multiply
    1,397,842.60x = 2,093,690.46 × 1,155,206.58
  4. Step 4: Simplify right side
    1,397,842.60x = 2,418,644,995,875.23
  5. Step 5: Solve for x
    x = 2,418,644,995,875.23/1,397,842.60
  6. Step 6: Final answer
    x = 1,730,269.91

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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.