Home / 3,559,925.80-5,341,638.30-1,666,340.20

Finding the Fourth Proportional to 3,559,925.80, 5,341,638.30 and 1,666,340.20

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Solution

The fourth proportional to 3,559,925.80, 5,341,638.30 and 1,666,340.20 is: 2,500,329.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559,925.80 : 5,341,638.30 = 1,666,340.20 : x
  2. Step 2: Convert to fraction form
    3,559,925.80/5,341,638.30 = 1,666,340.20/x
  3. Step 3: Cross multiply
    3,559,925.80x = 5,341,638.30 × 1,666,340.20
  4. Step 4: Simplify right side
    3,559,925.80x = 8,900,986,633,149.66
  5. Step 5: Solve for x
    x = 8,900,986,633,149.66/3,559,925.80
  6. Step 6: Final answer
    x = 2,500,329.26

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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.