Home / 1,181,154.10-1,767,065.55-1,025,115.70

Finding the Fourth Proportional to 1,181,154.10, 1,767,065.55 and 1,025,115.70

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Solution

The fourth proportional to 1,181,154.10, 1,767,065.55 and 1,025,115.70 is: 1,533,624.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,154.10 : 1,767,065.55 = 1,025,115.70 : x
  2. Step 2: Convert to fraction form
    1,181,154.10/1,767,065.55 = 1,025,115.70/x
  3. Step 3: Cross multiply
    1,181,154.10x = 1,767,065.55 × 1,025,115.70
  4. Step 4: Simplify right side
    1,181,154.10x = 1,811,446,638,234.14
  5. Step 5: Solve for x
    x = 1,811,446,638,234.14/1,181,154.10
  6. Step 6: Final answer
    x = 1,533,624.31

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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.