Home / 2,789,369.38-3,849,118.50-1,565,438.53

Finding the Fourth Proportional to 2,789,369.38, 3,849,118.50 and 1,565,438.53

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Solution

The fourth proportional to 2,789,369.38, 3,849,118.50 and 1,565,438.53 is: 2,160,186.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789,369.38 : 3,849,118.50 = 1,565,438.53 : x
  2. Step 2: Convert to fraction form
    2,789,369.38/3,849,118.50 = 1,565,438.53/x
  3. Step 3: Cross multiply
    2,789,369.38x = 3,849,118.50 × 1,565,438.53
  4. Step 4: Simplify right side
    2,789,369.38x = 6,025,558,406,435.81
  5. Step 5: Solve for x
    x = 6,025,558,406,435.81/2,789,369.38
  6. Step 6: Final answer
    x = 2,160,186.62

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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.