Home / 2,597,391.89-3,896,928.80-1,249,379.08

Finding the Fourth Proportional to 2,597,391.89, 3,896,928.80 and 1,249,379.08

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Solution

The fourth proportional to 2,597,391.89, 3,896,928.80 and 1,249,379.08 is: 1,874,473.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,597,391.89 : 3,896,928.80 = 1,249,379.08 : x
  2. Step 2: Convert to fraction form
    2,597,391.89/3,896,928.80 = 1,249,379.08/x
  3. Step 3: Cross multiply
    2,597,391.89x = 3,896,928.80 × 1,249,379.08
  4. Step 4: Simplify right side
    2,597,391.89x = 4,868,741,302,980.29
  5. Step 5: Solve for x
    x = 4,868,741,302,980.29/2,597,391.89
  6. Step 6: Final answer
    x = 1,874,473.13

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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.