Home / 2,919,116.20-4,368,176.70-1,974,332.20

Finding the Fourth Proportional to 2,919,116.20, 4,368,176.70 and 1,974,332.20

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Solution

The fourth proportional to 2,919,116.20, 4,368,176.70 and 1,974,332.20 is: 2,954,398.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,116.20 : 4,368,176.70 = 1,974,332.20 : x
  2. Step 2: Convert to fraction form
    2,919,116.20/4,368,176.70 = 1,974,332.20/x
  3. Step 3: Cross multiply
    2,919,116.20x = 4,368,176.70 × 1,974,332.20
  4. Step 4: Simplify right side
    2,919,116.20x = 8,624,231,914,099.74
  5. Step 5: Solve for x
    x = 8,624,231,914,099.74/2,919,116.20
  6. Step 6: Final answer
    x = 2,954,398.29

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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.