Home / 2,287,485.77-3,431,253.25-690,062.69

Finding the Fourth Proportional to 2,287,485.77, 3,431,253.25 and 690,062.69

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Solution

The fourth proportional to 2,287,485.77, 3,431,253.25 and 690,062.69 is: 1,035,101.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,485.77 : 3,431,253.25 = 690,062.69 : x
  2. Step 2: Convert to fraction form
    2,287,485.77/3,431,253.25 = 690,062.69/x
  3. Step 3: Cross multiply
    2,287,485.77x = 3,431,253.25 × 690,062.69
  4. Step 4: Simplify right side
    2,287,485.77x = 2,367,779,857,206.95
  5. Step 5: Solve for x
    x = 2,367,779,857,206.95/2,287,485.77
  6. Step 6: Final answer
    x = 1,035,101.46

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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.