Home / 1,143,360.18-1,577,723.25-660,081.30

Finding the Fourth Proportional to 1,143,360.18, 1,577,723.25 and 660,081.30

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Solution

The fourth proportional to 1,143,360.18, 1,577,723.25 and 660,081.30 is: 910,846.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,360.18 : 1,577,723.25 = 660,081.30 : x
  2. Step 2: Convert to fraction form
    1,143,360.18/1,577,723.25 = 660,081.30/x
  3. Step 3: Cross multiply
    1,143,360.18x = 1,577,723.25 × 660,081.30
  4. Step 4: Simplify right side
    1,143,360.18x = 1,041,425,613,900.23
  5. Step 5: Solve for x
    x = 1,041,425,613,900.23/1,143,360.18
  6. Step 6: Final answer
    x = 910,846.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.