Home / 1,687,305.48-2,328,584.40-962,293.11

Finding the Fourth Proportional to 1,687,305.48, 2,328,584.40 and 962,293.11

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Solution

The fourth proportional to 1,687,305.48, 2,328,584.40 and 962,293.11 is: 1,328,023.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,305.48 : 2,328,584.40 = 962,293.11 : x
  2. Step 2: Convert to fraction form
    1,687,305.48/2,328,584.40 = 962,293.11/x
  3. Step 3: Cross multiply
    1,687,305.48x = 2,328,584.40 × 962,293.11
  4. Step 4: Simplify right side
    1,687,305.48x = 2,240,780,724,173.48
  5. Step 5: Solve for x
    x = 2,240,780,724,173.48/1,687,305.48
  6. Step 6: Final answer
    x = 1,328,023.14

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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.