Home / 1,686,027.15-2,529,040.73-977,439.15

Finding the Fourth Proportional to 1,686,027.15, 2,529,040.73 and 977,439.15

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Solution

The fourth proportional to 1,686,027.15, 2,529,040.73 and 977,439.15 is: 1,466,158.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,027.15 : 2,529,040.73 = 977,439.15 : x
  2. Step 2: Convert to fraction form
    1,686,027.15/2,529,040.73 = 977,439.15/x
  3. Step 3: Cross multiply
    1,686,027.15x = 2,529,040.73 × 977,439.15
  4. Step 4: Simplify right side
    1,686,027.15x = 2,471,983,416,559.38
  5. Step 5: Solve for x
    x = 2,471,983,416,559.38/1,686,027.15
  6. Step 6: Final answer
    x = 1,466,158.73

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Similar ratio
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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.