Home / 1,526,784.80-2,290,177.20-886,431.20

Finding the Fourth Proportional to 1,526,784.80, 2,290,177.20 and 886,431.20

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Solution

The fourth proportional to 1,526,784.80, 2,290,177.20 and 886,431.20 is: 1,329,646.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,784.80 : 2,290,177.20 = 886,431.20 : x
  2. Step 2: Convert to fraction form
    1,526,784.80/2,290,177.20 = 886,431.20/x
  3. Step 3: Cross multiply
    1,526,784.80x = 2,290,177.20 × 886,431.20
  4. Step 4: Simplify right side
    1,526,784.80x = 2,030,084,523,608.64
  5. Step 5: Solve for x
    x = 2,030,084,523,608.64/1,526,784.80
  6. Step 6: Final answer
    x = 1,329,646.80

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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.