Home / 1,563,511.20-2,345,610.96-889,909.44

Finding the Fourth Proportional to 1,563,511.20, 2,345,610.96 and 889,909.44

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Solution

The fourth proportional to 1,563,511.20, 2,345,610.96 and 889,909.44 is: 1,335,060.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,511.20 : 2,345,610.96 = 889,909.44 : x
  2. Step 2: Convert to fraction form
    1,563,511.20/2,345,610.96 = 889,909.44/x
  3. Step 3: Cross multiply
    1,563,511.20x = 2,345,610.96 × 889,909.44
  4. Step 4: Simplify right side
    1,563,511.20x = 2,087,381,335,871.46
  5. Step 5: Solve for x
    x = 2,087,381,335,871.46/1,563,511.20
  6. Step 6: Final answer
    x = 1,335,060.05

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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.