Home / 997,957.80-1,496,936.70-920,975.40

Finding the Fourth Proportional to 997,957.80, 1,496,936.70 and 920,975.40

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Solution

The fourth proportional to 997,957.80, 1,496,936.70 and 920,975.40 is: 1,381,463.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,957.80 : 1,496,936.70 = 920,975.40 : x
  2. Step 2: Convert to fraction form
    997,957.80/1,496,936.70 = 920,975.40/x
  3. Step 3: Cross multiply
    997,957.80x = 1,496,936.70 × 920,975.40
  4. Step 4: Simplify right side
    997,957.80x = 1,378,641,876,057.18
  5. Step 5: Solve for x
    x = 1,378,641,876,057.18/997,957.80
  6. Step 6: Final answer
    x = 1,381,463.10

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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.