Home / 3,085,737.40-4,628,606.10-1,288,023.40

Finding the Fourth Proportional to 3,085,737.40, 4,628,606.10 and 1,288,023.40

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Solution

The fourth proportional to 3,085,737.40, 4,628,606.10 and 1,288,023.40 is: 1,932,035.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085,737.40 : 4,628,606.10 = 1,288,023.40 : x
  2. Step 2: Convert to fraction form
    3,085,737.40/4,628,606.10 = 1,288,023.40/x
  3. Step 3: Cross multiply
    3,085,737.40x = 4,628,606.10 × 1,288,023.40
  4. Step 4: Simplify right side
    3,085,737.40x = 5,961,752,966,182.74
  5. Step 5: Solve for x
    x = 5,961,752,966,182.74/3,085,737.40
  6. Step 6: Final answer
    x = 1,932,035.10

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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.