Home / 4,238,355.60-6,352,003.80-1,963,616.40

Finding the Fourth Proportional to 4,238,355.60, 6,352,003.80 and 1,963,616.40

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Solution

The fourth proportional to 4,238,355.60, 6,352,003.80 and 1,963,616.40 is: 2,942,862.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238,355.60 : 6,352,003.80 = 1,963,616.40 : x
  2. Step 2: Convert to fraction form
    4,238,355.60/6,352,003.80 = 1,963,616.40/x
  3. Step 3: Cross multiply
    4,238,355.60x = 6,352,003.80 × 1,963,616.40
  4. Step 4: Simplify right side
    4,238,355.60x = 12,472,898,834,542.32
  5. Step 5: Solve for x
    x = 12,472,898,834,542.32/4,238,355.60
  6. Step 6: Final answer
    x = 2,942,862.75

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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.