Home / 5,128,372.68-7,692,963.48-1,716,679.16

Finding the Fourth Proportional to 5,128,372.68, 7,692,963.48 and 1,716,679.16

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Solution

The fourth proportional to 5,128,372.68, 7,692,963.48 and 1,716,679.16 is: 2,575,154.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,128,372.68 : 7,692,963.48 = 1,716,679.16 : x
  2. Step 2: Convert to fraction form
    5,128,372.68/7,692,963.48 = 1,716,679.16/x
  3. Step 3: Cross multiply
    5,128,372.68x = 7,692,963.48 × 1,716,679.16
  4. Step 4: Simplify right side
    5,128,372.68x = 13,206,350,084,757.08
  5. Step 5: Solve for x
    x = 13,206,350,084,757.08/5,128,372.68
  6. Step 6: Final answer
    x = 2,575,154.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.