Home / 1,979,616.24-2,731,875.12-1,074,198.24

Finding the Fourth Proportional to 1,979,616.24, 2,731,875.12 and 1,074,198.24

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Solution

The fourth proportional to 1,979,616.24, 2,731,875.12 and 1,074,198.24 is: 1,482,396.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,616.24 : 2,731,875.12 = 1,074,198.24 : x
  2. Step 2: Convert to fraction form
    1,979,616.24/2,731,875.12 = 1,074,198.24/x
  3. Step 3: Cross multiply
    1,979,616.24x = 2,731,875.12 × 1,074,198.24
  4. Step 4: Simplify right side
    1,979,616.24x = 2,934,575,445,803.79
  5. Step 5: Solve for x
    x = 2,934,575,445,803.79/1,979,616.24
  6. Step 6: Final answer
    x = 1,482,396.13

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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.