Home / 1,508,126.18-2,082,216.20-1,158,644.03

Finding the Fourth Proportional to 1,508,126.18, 2,082,216.20 and 1,158,644.03

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Solution

The fourth proportional to 1,508,126.18, 2,082,216.20 and 1,158,644.03 is: 1,599,698.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,126.18 : 2,082,216.20 = 1,158,644.03 : x
  2. Step 2: Convert to fraction form
    1,508,126.18/2,082,216.20 = 1,158,644.03/x
  3. Step 3: Cross multiply
    1,508,126.18x = 2,082,216.20 × 1,158,644.03
  4. Step 4: Simplify right side
    1,508,126.18x = 2,412,547,353,094.99
  5. Step 5: Solve for x
    x = 2,412,547,353,094.99/1,508,126.18
  6. Step 6: Final answer
    x = 1,599,698.61

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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.