Home / 1,687,300.23-2,328,577.16-962,287.86

Finding the Fourth Proportional to 1,687,300.23, 2,328,577.16 and 962,287.86

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Solution

The fourth proportional to 1,687,300.23, 2,328,577.16 and 962,287.86 is: 1,328,015.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,300.23 : 2,328,577.16 = 962,287.86 : x
  2. Step 2: Convert to fraction form
    1,687,300.23/2,328,577.16 = 962,287.86/x
  3. Step 3: Cross multiply
    1,687,300.23x = 2,328,577.16 × 962,287.86
  4. Step 4: Simplify right side
    1,687,300.23x = 2,240,761,527,329.84
  5. Step 5: Solve for x
    x = 2,240,761,527,329.84/1,687,300.23
  6. Step 6: Final answer
    x = 1,328,015.90

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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.