Home / 1,644,132.39-2,466,143.01-579,146.63

Finding the Fourth Proportional to 1,644,132.39, 2,466,143.01 and 579,146.63

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Solution

The fourth proportional to 1,644,132.39, 2,466,143.01 and 579,146.63 is: 868,700.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,132.39 : 2,466,143.01 = 579,146.63 : x
  2. Step 2: Convert to fraction form
    1,644,132.39/2,466,143.01 = 579,146.63/x
  3. Step 3: Cross multiply
    1,644,132.39x = 2,466,143.01 × 579,146.63
  4. Step 4: Simplify right side
    1,644,132.39x = 1,428,258,401,008.84
  5. Step 5: Solve for x
    x = 1,428,258,401,008.84/1,644,132.39
  6. Step 6: Final answer
    x = 868,700.36

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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.