Home / 1,687,250.40-2,328,405.34-923,303.76

Finding the Fourth Proportional to 1,687,250.40, 2,328,405.34 and 923,303.76

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Solution

The fourth proportional to 1,687,250.40, 2,328,405.34 and 923,303.76 is: 1,274,159.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,250.40 : 2,328,405.34 = 923,303.76 : x
  2. Step 2: Convert to fraction form
    1,687,250.40/2,328,405.34 = 923,303.76/x
  3. Step 3: Cross multiply
    1,687,250.40x = 2,328,405.34 × 923,303.76
  4. Step 4: Simplify right side
    1,687,250.40x = 2,149,825,405,226.08
  5. Step 5: Solve for x
    x = 2,149,825,405,226.08/1,687,250.40
  6. Step 6: Final answer
    x = 1,274,159.07

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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.