Home / 2,078,488.26-3,117,731.04-1,513,463.72

Finding the Fourth Proportional to 2,078,488.26, 3,117,731.04 and 1,513,463.72

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Solution

The fourth proportional to 2,078,488.26, 3,117,731.04 and 1,513,463.72 is: 2,270,194.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,488.26 : 3,117,731.04 = 1,513,463.72 : x
  2. Step 2: Convert to fraction form
    2,078,488.26/3,117,731.04 = 1,513,463.72/x
  3. Step 3: Cross multiply
    2,078,488.26x = 3,117,731.04 × 1,513,463.72
  4. Step 4: Simplify right side
    2,078,488.26x = 4,718,572,802,169.21
  5. Step 5: Solve for x
    x = 4,718,572,802,169.21/2,078,488.26
  6. Step 6: Final answer
    x = 2,270,194.59

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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.