Home / 3,976,013.80-5,488,935.78-2,693,607.40

Finding the Fourth Proportional to 3,976,013.80, 5,488,935.78 and 2,693,607.40

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Solution

The fourth proportional to 3,976,013.80, 5,488,935.78 and 2,693,607.40 is: 3,718,558.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976,013.80 : 5,488,935.78 = 2,693,607.40 : x
  2. Step 2: Convert to fraction form
    3,976,013.80/5,488,935.78 = 2,693,607.40/x
  3. Step 3: Cross multiply
    3,976,013.80x = 5,488,935.78 × 2,693,607.40
  4. Step 4: Simplify right side
    3,976,013.80x = 14,785,038,035,132.77
  5. Step 5: Solve for x
    x = 14,785,038,035,132.77/3,976,013.80
  6. Step 6: Final answer
    x = 3,718,558.03

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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.