Home / 1,563,331.20-2,345,774.40-616,732.80

Finding the Fourth Proportional to 1,563,331.20, 2,345,774.40 and 616,732.80

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Solution

The fourth proportional to 1,563,331.20, 2,345,774.40 and 616,732.80 is: 925,405.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,331.20 : 2,345,774.40 = 616,732.80 : x
  2. Step 2: Convert to fraction form
    1,563,331.20/2,345,774.40 = 616,732.80/x
  3. Step 3: Cross multiply
    1,563,331.20x = 2,345,774.40 × 616,732.80
  4. Step 4: Simplify right side
    1,563,331.20x = 1,446,716,013,880.32
  5. Step 5: Solve for x
    x = 1,446,716,013,880.32/1,563,331.20
  6. Step 6: Final answer
    x = 925,405.96

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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.