Home / 1,656,990.52-2,286,625.14-931,838.04

Finding the Fourth Proportional to 1,656,990.52, 2,286,625.14 and 931,838.04

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Solution

The fourth proportional to 1,656,990.52, 2,286,625.14 and 931,838.04 is: 1,285,924.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,990.52 : 2,286,625.14 = 931,838.04 : x
  2. Step 2: Convert to fraction form
    1,656,990.52/2,286,625.14 = 931,838.04/x
  3. Step 3: Cross multiply
    1,656,990.52x = 2,286,625.14 × 931,838.04
  4. Step 4: Simplify right side
    1,656,990.52x = 2,130,764,288,672.33
  5. Step 5: Solve for x
    x = 2,130,764,288,672.33/1,656,990.52
  6. Step 6: Final answer
    x = 1,285,924.25

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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.