Home / 3,182,205.78-4,772,579.67-907,686.90

Finding the Fourth Proportional to 3,182,205.78, 4,772,579.67 and 907,686.90

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Solution

The fourth proportional to 3,182,205.78, 4,772,579.67 and 907,686.90 is: 1,361,322.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182,205.78 : 4,772,579.67 = 907,686.90 : x
  2. Step 2: Convert to fraction form
    3,182,205.78/4,772,579.67 = 907,686.90/x
  3. Step 3: Cross multiply
    3,182,205.78x = 4,772,579.67 × 907,686.90
  4. Step 4: Simplify right side
    3,182,205.78x = 4,332,008,045,665.32
  5. Step 5: Solve for x
    x = 4,332,008,045,665.32/3,182,205.78
  6. Step 6: Final answer
    x = 1,361,322.41

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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.