Home / 2,191,734.07-3,287,960.93-675,417.26

Finding the Fourth Proportional to 2,191,734.07, 3,287,960.93 and 675,417.26

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Solution

The fourth proportional to 2,191,734.07, 3,287,960.93 and 675,417.26 is: 1,013,236.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,734.07 : 3,287,960.93 = 675,417.26 : x
  2. Step 2: Convert to fraction form
    2,191,734.07/3,287,960.93 = 675,417.26/x
  3. Step 3: Cross multiply
    2,191,734.07x = 3,287,960.93 × 675,417.26
  4. Step 4: Simplify right side
    2,191,734.07x = 2,220,745,542,510.76
  5. Step 5: Solve for x
    x = 2,220,745,542,510.76/2,191,734.07
  6. Step 6: Final answer
    x = 1,013,236.77

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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.