Home / 2,175,569.65-3,002,109.91-1,257,857.74

Finding the Fourth Proportional to 2,175,569.65, 3,002,109.91 and 1,257,857.74

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Solution

The fourth proportional to 2,175,569.65, 3,002,109.91 and 1,257,857.74 is: 1,735,741.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,569.65 : 3,002,109.91 = 1,257,857.74 : x
  2. Step 2: Convert to fraction form
    2,175,569.65/3,002,109.91 = 1,257,857.74/x
  3. Step 3: Cross multiply
    2,175,569.65x = 3,002,109.91 × 1,257,857.74
  4. Step 4: Simplify right side
    2,175,569.65x = 3,776,227,186,624.20
  5. Step 5: Solve for x
    x = 3,776,227,186,624.20/2,175,569.65
  6. Step 6: Final answer
    x = 1,735,741.80

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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.