Home / 1,861,362.16-2,791,710.58-495,143.28

Finding the Fourth Proportional to 1,861,362.16, 2,791,710.58 and 495,143.28

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Solution

The fourth proportional to 1,861,362.16, 2,791,710.58 and 495,143.28 is: 742,626.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,362.16 : 2,791,710.58 = 495,143.28 : x
  2. Step 2: Convert to fraction form
    1,861,362.16/2,791,710.58 = 495,143.28/x
  3. Step 3: Cross multiply
    1,861,362.16x = 2,791,710.58 × 495,143.28
  4. Step 4: Simplify right side
    1,861,362.16x = 1,382,296,733,391.90
  5. Step 5: Solve for x
    x = 1,382,296,733,391.90/1,861,362.16
  6. Step 6: Final answer
    x = 742,626.43

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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.