Home / 2,972,373.60-4,459,942.80-1,554,031.20

Finding the Fourth Proportional to 2,972,373.60, 4,459,942.80 and 1,554,031.20

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Solution

The fourth proportional to 2,972,373.60, 4,459,942.80 and 1,554,031.20 is: 2,331,769.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,373.60 : 4,459,942.80 = 1,554,031.20 : x
  2. Step 2: Convert to fraction form
    2,972,373.60/4,459,942.80 = 1,554,031.20/x
  3. Step 3: Cross multiply
    2,972,373.60x = 4,459,942.80 × 1,554,031.20
  4. Step 4: Simplify right side
    2,972,373.60x = 6,930,890,261,415.36
  5. Step 5: Solve for x
    x = 6,930,890,261,415.36/2,972,373.60
  6. Step 6: Final answer
    x = 2,331,769.55

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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.