Home / 3,147,983-4,721,446.29-873,738.46

Finding the Fourth Proportional to 3,147,983, 4,721,446.29 and 873,738.46

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Solution

The fourth proportional to 3,147,983, 4,721,446.29 and 873,738.46 is: 1,310,461.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,983 : 4,721,446.29 = 873,738.46 : x
  2. Step 2: Convert to fraction form
    3,147,983/4,721,446.29 = 873,738.46/x
  3. Step 3: Cross multiply
    3,147,983x = 4,721,446.29 × 873,738.46
  4. Step 4: Simplify right side
    3,147,983x = 4,125,309,210,397.31
  5. Step 5: Solve for x
    x = 4,125,309,210,397.31/3,147,983
  6. Step 6: Final answer
    x = 1,310,461.08

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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.