Home / 1,073,443.10-1,611,201.45-653,539.10

Finding the Fourth Proportional to 1,073,443.10, 1,611,201.45 and 653,539.10

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Solution

The fourth proportional to 1,073,443.10, 1,611,201.45 and 653,539.10 is: 980,939.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,443.10 : 1,611,201.45 = 653,539.10 : x
  2. Step 2: Convert to fraction form
    1,073,443.10/1,611,201.45 = 653,539.10/x
  3. Step 3: Cross multiply
    1,073,443.10x = 1,611,201.45 × 653,539.10
  4. Step 4: Simplify right side
    1,073,443.10x = 1,052,983,145,551.70
  5. Step 5: Solve for x
    x = 1,052,983,145,551.70/1,073,443.10
  6. Step 6: Final answer
    x = 980,939.88

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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.