Home / 2,973,001.20-4,459,501.80-729,139.20

Finding the Fourth Proportional to 2,973,001.20, 4,459,501.80 and 729,139.20

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Solution

The fourth proportional to 2,973,001.20, 4,459,501.80 and 729,139.20 is: 1,093,708.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973,001.20 : 4,459,501.80 = 729,139.20 : x
  2. Step 2: Convert to fraction form
    2,973,001.20/4,459,501.80 = 729,139.20/x
  3. Step 3: Cross multiply
    2,973,001.20x = 4,459,501.80 × 729,139.20
  4. Step 4: Simplify right side
    2,973,001.20x = 3,251,597,574,850.56
  5. Step 5: Solve for x
    x = 3,251,597,574,850.56/2,973,001.20
  6. Step 6: Final answer
    x = 1,093,708.80

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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.