Home / 3,143,715.26-4,338,327.10-1,712,931.26

Finding the Fourth Proportional to 3,143,715.26, 4,338,327.10 and 1,712,931.26

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Solution

The fourth proportional to 3,143,715.26, 4,338,327.10 and 1,712,931.26 is: 2,363,845.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,715.26 : 4,338,327.10 = 1,712,931.26 : x
  2. Step 2: Convert to fraction form
    3,143,715.26/4,338,327.10 = 1,712,931.26/x
  3. Step 3: Cross multiply
    3,143,715.26x = 4,338,327.10 × 1,712,931.26
  4. Step 4: Simplify right side
    3,143,715.26x = 7,431,256,105,695.15
  5. Step 5: Solve for x
    x = 7,431,256,105,695.15/3,143,715.26
  6. Step 6: Final answer
    x = 2,363,845.16

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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.