Home / 2,175,284.52-3,002,701.02-1,868,127.48

Finding the Fourth Proportional to 2,175,284.52, 3,002,701.02 and 1,868,127.48

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Solution

The fourth proportional to 2,175,284.52, 3,002,701.02 and 1,868,127.48 is: 2,578,710.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,284.52 : 3,002,701.02 = 1,868,127.48 : x
  2. Step 2: Convert to fraction form
    2,175,284.52/3,002,701.02 = 1,868,127.48/x
  3. Step 3: Cross multiply
    2,175,284.52x = 3,002,701.02 × 1,868,127.48
  4. Step 4: Simplify right side
    2,175,284.52x = 5,609,428,289,686.03
  5. Step 5: Solve for x
    x = 5,609,428,289,686.03/2,175,284.52
  6. Step 6: Final answer
    x = 2,578,710.16

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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.