Home / 1,563,423.20-2,345,912.40-616,824.80

Finding the Fourth Proportional to 1,563,423.20, 2,345,912.40 and 616,824.80

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Solution

The fourth proportional to 1,563,423.20, 2,345,912.40 and 616,824.80 is: 925,543.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,423.20 : 2,345,912.40 = 616,824.80 : x
  2. Step 2: Convert to fraction form
    1,563,423.20/2,345,912.40 = 616,824.80/x
  3. Step 3: Cross multiply
    1,563,423.20x = 2,345,912.40 × 616,824.80
  4. Step 4: Simplify right side
    1,563,423.20x = 1,447,016,946,947.52
  5. Step 5: Solve for x
    x = 1,447,016,946,947.52/1,563,423.20
  6. Step 6: Final answer
    x = 925,543.99

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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.