Home / 911,719.80-1,365,611.40-592,855.20

Finding the Fourth Proportional to 911,719.80, 1,365,611.40 and 592,855.20

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Solution

The fourth proportional to 911,719.80, 1,365,611.40 and 592,855.20 is: 888,002.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,719.80 : 1,365,611.40 = 592,855.20 : x
  2. Step 2: Convert to fraction form
    911,719.80/1,365,611.40 = 592,855.20/x
  3. Step 3: Cross multiply
    911,719.80x = 1,365,611.40 × 592,855.20
  4. Step 4: Simplify right side
    911,719.80x = 809,609,819,669.28
  5. Step 5: Solve for x
    x = 809,609,819,669.28/911,719.80
  6. Step 6: Final answer
    x = 888,002.89

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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.