Home / 3,145,682.78-4,341,000.83-1,769,026.08

Finding the Fourth Proportional to 3,145,682.78, 4,341,000.83 and 1,769,026.08

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Solution

The fourth proportional to 3,145,682.78, 4,341,000.83 and 1,769,026.08 is: 2,441,232.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145,682.78 : 4,341,000.83 = 1,769,026.08 : x
  2. Step 2: Convert to fraction form
    3,145,682.78/4,341,000.83 = 1,769,026.08/x
  3. Step 3: Cross multiply
    3,145,682.78x = 4,341,000.83 × 1,769,026.08
  4. Step 4: Simplify right side
    3,145,682.78x = 7,679,343,681,571.65
  5. Step 5: Solve for x
    x = 7,679,343,681,571.65/3,145,682.78
  6. Step 6: Final answer
    x = 2,441,232.70

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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.