Home / 3,200,129.83-4,417,291.16-1,842,543.91

Finding the Fourth Proportional to 3,200,129.83, 4,417,291.16 and 1,842,543.91

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Solution

The fourth proportional to 3,200,129.83, 4,417,291.16 and 1,842,543.91 is: 2,543,350.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200,129.83 : 4,417,291.16 = 1,842,543.91 : x
  2. Step 2: Convert to fraction form
    3,200,129.83/4,417,291.16 = 1,842,543.91/x
  3. Step 3: Cross multiply
    3,200,129.83x = 4,417,291.16 × 1,842,543.91
  4. Step 4: Simplify right side
    3,200,129.83x = 8,139,052,925,554.84
  5. Step 5: Solve for x
    x = 8,139,052,925,554.84/3,200,129.83
  6. Step 6: Final answer
    x = 2,543,350.85

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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.