Home / 2,801,089.10-4,201,633.65-2,678,228.30

Finding the Fourth Proportional to 2,801,089.10, 4,201,633.65 and 2,678,228.30

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Solution

The fourth proportional to 2,801,089.10, 4,201,633.65 and 2,678,228.30 is: 4,017,342.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801,089.10 : 4,201,633.65 = 2,678,228.30 : x
  2. Step 2: Convert to fraction form
    2,801,089.10/4,201,633.65 = 2,678,228.30/x
  3. Step 3: Cross multiply
    2,801,089.10x = 4,201,633.65 × 2,678,228.30
  4. Step 4: Simplify right side
    2,801,089.10x = 11,252,934,147,662.29
  5. Step 5: Solve for x
    x = 11,252,934,147,662.29/2,801,089.10
  6. Step 6: Final answer
    x = 4,017,342.45

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Similar ratio
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1.5x scale

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.