Home / 4,120,595.81-6,182,669.72-2,228,669.09

Finding the Fourth Proportional to 4,120,595.81, 6,182,669.72 and 2,228,669.09

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Solution

The fourth proportional to 4,120,595.81, 6,182,669.72 and 2,228,669.09 is: 3,343,964.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120,595.81 : 6,182,669.72 = 2,228,669.09 : x
  2. Step 2: Convert to fraction form
    4,120,595.81/6,182,669.72 = 2,228,669.09/x
  3. Step 3: Cross multiply
    4,120,595.81x = 6,182,669.72 × 2,228,669.09
  4. Step 4: Simplify right side
    4,120,595.81x = 13,779,124,898,642.95
  5. Step 5: Solve for x
    x = 13,779,124,898,642.95/4,120,595.81
  6. Step 6: Final answer
    x = 3,343,964.21

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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.