Home / 4,520,639.36-6,781,892.96-1,488,187.54

Finding the Fourth Proportional to 4,520,639.36, 6,781,892.96 and 1,488,187.54

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Solution

The fourth proportional to 4,520,639.36, 6,781,892.96 and 1,488,187.54 is: 2,232,588.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520,639.36 : 6,781,892.96 = 1,488,187.54 : x
  2. Step 2: Convert to fraction form
    4,520,639.36/6,781,892.96 = 1,488,187.54/x
  3. Step 3: Cross multiply
    4,520,639.36x = 6,781,892.96 × 1,488,187.54
  4. Step 4: Simplify right side
    4,520,639.36x = 10,092,728,566,364.35
  5. Step 5: Solve for x
    x = 10,092,728,566,364.35/4,520,639.36
  6. Step 6: Final answer
    x = 2,232,588.75

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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.