Home / 2,086,301.34-3,129,899.67-646,954.02

Finding the Fourth Proportional to 2,086,301.34, 3,129,899.67 and 646,954.02

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Solution

The fourth proportional to 2,086,301.34, 3,129,899.67 and 646,954.02 is: 970,569.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,301.34 : 3,129,899.67 = 646,954.02 : x
  2. Step 2: Convert to fraction form
    2,086,301.34/3,129,899.67 = 646,954.02/x
  3. Step 3: Cross multiply
    2,086,301.34x = 3,129,899.67 × 646,954.02
  4. Step 4: Simplify right side
    2,086,301.34x = 2,024,901,173,703.17
  5. Step 5: Solve for x
    x = 2,024,901,173,703.17/2,086,301.34
  6. Step 6: Final answer
    x = 970,569.85

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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.