Home / 3,230,426.19-4,458,018.04-1,780,173.52

Finding the Fourth Proportional to 3,230,426.19, 4,458,018.04 and 1,780,173.52

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Solution

The fourth proportional to 3,230,426.19, 4,458,018.04 and 1,780,173.52 is: 2,456,655.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230,426.19 : 4,458,018.04 = 1,780,173.52 : x
  2. Step 2: Convert to fraction form
    3,230,426.19/4,458,018.04 = 1,780,173.52/x
  3. Step 3: Cross multiply
    3,230,426.19x = 4,458,018.04 × 1,780,173.52
  4. Step 4: Simplify right side
    3,230,426.19x = 7,936,045,668,734.48
  5. Step 5: Solve for x
    x = 7,936,045,668,734.48/3,230,426.19
  6. Step 6: Final answer
    x = 2,456,655.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.