Home / 1,308,989.88-1,963,487.52-362,363.40

Finding the Fourth Proportional to 1,308,989.88, 1,963,487.52 and 362,363.40

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Solution

The fourth proportional to 1,308,989.88, 1,963,487.52 and 362,363.40 is: 543,545.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,989.88 : 1,963,487.52 = 362,363.40 : x
  2. Step 2: Convert to fraction form
    1,308,989.88/1,963,487.52 = 362,363.40/x
  3. Step 3: Cross multiply
    1,308,989.88x = 1,963,487.52 × 362,363.40
  4. Step 4: Simplify right side
    1,308,989.88x = 711,496,013,604.77
  5. Step 5: Solve for x
    x = 711,496,013,604.77/1,308,989.88
  6. Step 6: Final answer
    x = 543,545.85

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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.