Home / 1,385,949-1,912,609.62-750,045

Finding the Fourth Proportional to 1,385,949, 1,912,609.62 and 750,045

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Solution

The fourth proportional to 1,385,949, 1,912,609.62 and 750,045 is: 1,035,062.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,949 : 1,912,609.62 = 750,045 : x
  2. Step 2: Convert to fraction form
    1,385,949/1,912,609.62 = 750,045/x
  3. Step 3: Cross multiply
    1,385,949x = 1,912,609.62 × 750,045
  4. Step 4: Simplify right side
    1,385,949x = 1,434,543,282,432.90
  5. Step 5: Solve for x
    x = 1,434,543,282,432.90/1,385,949
  6. Step 6: Final answer
    x = 1,035,062.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.