Home / 3,677,399.60-5,516,099.40-981,719.60

Finding the Fourth Proportional to 3,677,399.60, 5,516,099.40 and 981,719.60

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Solution

The fourth proportional to 3,677,399.60, 5,516,099.40 and 981,719.60 is: 1,472,579.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677,399.60 : 5,516,099.40 = 981,719.60 : x
  2. Step 2: Convert to fraction form
    3,677,399.60/5,516,099.40 = 981,719.60/x
  3. Step 3: Cross multiply
    3,677,399.60x = 5,516,099.40 × 981,719.60
  4. Step 4: Simplify right side
    3,677,399.60x = 5,415,262,896,528.24
  5. Step 5: Solve for x
    x = 5,415,262,896,528.24/3,677,399.60
  6. Step 6: Final answer
    x = 1,472,579.40

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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.