Home / 887,623.80-1,328,811.30-793,145.40

Finding the Fourth Proportional to 887,623.80, 1,328,811.30 and 793,145.40

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Solution

The fourth proportional to 887,623.80, 1,328,811.30 and 793,145.40 is: 1,187,373.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,623.80 : 1,328,811.30 = 793,145.40 : x
  2. Step 2: Convert to fraction form
    887,623.80/1,328,811.30 = 793,145.40/x
  3. Step 3: Cross multiply
    887,623.80x = 1,328,811.30 × 793,145.40
  4. Step 4: Simplify right side
    887,623.80x = 1,053,940,570,063.02
  5. Step 5: Solve for x
    x = 1,053,940,570,063.02/887,623.80
  6. Step 6: Final answer
    x = 1,187,373.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.