Home / 1,687,095-2,328,191.10-923,148.56

Finding the Fourth Proportional to 1,687,095, 2,328,191.10 and 923,148.56

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Solution

The fourth proportional to 1,687,095, 2,328,191.10 and 923,148.56 is: 1,273,945.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,095 : 2,328,191.10 = 923,148.56 : x
  2. Step 2: Convert to fraction form
    1,687,095/2,328,191.10 = 923,148.56/x
  3. Step 3: Cross multiply
    1,687,095x = 2,328,191.10 × 923,148.56
  4. Step 4: Simplify right side
    1,687,095x = 2,149,266,267,190.29
  5. Step 5: Solve for x
    x = 2,149,266,267,190.29/1,687,095
  6. Step 6: Final answer
    x = 1,273,945.02

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1.5x scale

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.