Home / 2,664,617.60-3,996,051.60-981,502.40

Finding the Fourth Proportional to 2,664,617.60, 3,996,051.60 and 981,502.40

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Solution

The fourth proportional to 2,664,617.60, 3,996,051.60 and 981,502.40 is: 1,471,931.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664,617.60 : 3,996,051.60 = 981,502.40 : x
  2. Step 2: Convert to fraction form
    2,664,617.60/3,996,051.60 = 981,502.40/x
  3. Step 3: Cross multiply
    2,664,617.60x = 3,996,051.60 × 981,502.40
  4. Step 4: Simplify right side
    2,664,617.60x = 3,922,134,235,923.84
  5. Step 5: Solve for x
    x = 3,922,134,235,923.84/2,664,617.60
  6. Step 6: Final answer
    x = 1,471,931.37

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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.