Home / 2,678,140.98-3,694,935.41-1,516,428.46

Finding the Fourth Proportional to 2,678,140.98, 3,694,935.41 and 1,516,428.46

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Solution

The fourth proportional to 2,678,140.98, 3,694,935.41 and 1,516,428.46 is: 2,092,162.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,140.98 : 3,694,935.41 = 1,516,428.46 : x
  2. Step 2: Convert to fraction form
    2,678,140.98/3,694,935.41 = 1,516,428.46/x
  3. Step 3: Cross multiply
    2,678,140.98x = 3,694,935.41 × 1,516,428.46
  4. Step 4: Simplify right side
    2,678,140.98x = 5,603,105,213,585.77
  5. Step 5: Solve for x
    x = 5,603,105,213,585.77/2,678,140.98
  6. Step 6: Final answer
    x = 2,092,162.16

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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.