Home / 2,827,974.63-3,902,572.18-1,538,792.80

Finding the Fourth Proportional to 2,827,974.63, 3,902,572.18 and 1,538,792.80

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Solution

The fourth proportional to 2,827,974.63, 3,902,572.18 and 1,538,792.80 is: 2,123,516.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827,974.63 : 3,902,572.18 = 1,538,792.80 : x
  2. Step 2: Convert to fraction form
    2,827,974.63/3,902,572.18 = 1,538,792.80/x
  3. Step 3: Cross multiply
    2,827,974.63x = 3,902,572.18 × 1,538,792.80
  4. Step 4: Simplify right side
    2,827,974.63x = 6,005,249,968,217.32
  5. Step 5: Solve for x
    x = 6,005,249,968,217.32/2,827,974.63
  6. Step 6: Final answer
    x = 2,123,516.21

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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.