Home / 1,976,045.20-2,726,942.68-1,070,627.20

Finding the Fourth Proportional to 1,976,045.20, 2,726,942.68 and 1,070,627.20

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Solution

The fourth proportional to 1,976,045.20, 2,726,942.68 and 1,070,627.20 is: 1,477,465.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,045.20 : 2,726,942.68 = 1,070,627.20 : x
  2. Step 2: Convert to fraction form
    1,976,045.20/2,726,942.68 = 1,070,627.20/x
  3. Step 3: Cross multiply
    1,976,045.20x = 2,726,942.68 × 1,070,627.20
  4. Step 4: Simplify right side
    1,976,045.20x = 2,919,539,006,048.90
  5. Step 5: Solve for x
    x = 2,919,539,006,048.90/1,976,045.20
  6. Step 6: Final answer
    x = 1,477,465.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.