Home / 1,183,158.30-1,775,357.10-543,655.20

Finding the Fourth Proportional to 1,183,158.30, 1,775,357.10 and 543,655.20

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Solution

The fourth proportional to 1,183,158.30, 1,775,357.10 and 543,655.20 is: 815,767.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,158.30 : 1,775,357.10 = 543,655.20 : x
  2. Step 2: Convert to fraction form
    1,183,158.30/1,775,357.10 = 543,655.20/x
  3. Step 3: Cross multiply
    1,183,158.30x = 1,775,357.10 × 543,655.20
  4. Step 4: Simplify right side
    1,183,158.30x = 965,182,119,271.92
  5. Step 5: Solve for x
    x = 965,182,119,271.92/1,183,158.30
  6. Step 6: Final answer
    x = 815,767.53

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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.