Home / 3,144,331.17-4,338,938.34-1,767,455.91

Finding the Fourth Proportional to 3,144,331.17, 4,338,938.34 and 1,767,455.91

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Solution

The fourth proportional to 3,144,331.17, 4,338,938.34 and 1,767,455.91 is: 2,438,954.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144,331.17 : 4,338,938.34 = 1,767,455.91 : x
  2. Step 2: Convert to fraction form
    3,144,331.17/4,338,938.34 = 1,767,455.91/x
  3. Step 3: Cross multiply
    3,144,331.17x = 4,338,938.34 × 1,767,455.91
  4. Step 4: Simplify right side
    3,144,331.17x = 7,668,882,212,158.59
  5. Step 5: Solve for x
    x = 7,668,882,212,158.59/3,144,331.17
  6. Step 6: Final answer
    x = 2,438,954.99

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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.