Home / 3,280,318.74-4,919,917.32-883,602.87

Finding the Fourth Proportional to 3,280,318.74, 4,919,917.32 and 883,602.87

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Solution

The fourth proportional to 3,280,318.74, 4,919,917.32 and 883,602.87 is: 1,325,253.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,318.74 : 4,919,917.32 = 883,602.87 : x
  2. Step 2: Convert to fraction form
    3,280,318.74/4,919,917.32 = 883,602.87/x
  3. Step 3: Cross multiply
    3,280,318.74x = 4,919,917.32 × 883,602.87
  4. Step 4: Simplify right side
    3,280,318.74x = 4,347,253,064,114.71
  5. Step 5: Solve for x
    x = 4,347,253,064,114.71/3,280,318.74
  6. Step 6: Final answer
    x = 1,325,253.25

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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.