Home / 4,897,912.40-7,344,946.20-1,863,666.80

Finding the Fourth Proportional to 4,897,912.40, 7,344,946.20 and 1,863,666.80

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Solution

The fourth proportional to 4,897,912.40, 7,344,946.20 and 1,863,666.80 is: 2,794,768.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,897,912.40 : 7,344,946.20 = 1,863,666.80 : x
  2. Step 2: Convert to fraction form
    4,897,912.40/7,344,946.20 = 1,863,666.80/x
  3. Step 3: Cross multiply
    4,897,912.40x = 7,344,946.20 × 1,863,666.80
  4. Step 4: Simplify right side
    4,897,912.40x = 13,688,532,380,726.16
  5. Step 5: Solve for x
    x = 13,688,532,380,726.16/4,897,912.40
  6. Step 6: Final answer
    x = 2,794,768.72

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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.