Home / 2,641,411.36-3,961,923.20-843,812.08

Finding the Fourth Proportional to 2,641,411.36, 3,961,923.20 and 843,812.08

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Solution

The fourth proportional to 2,641,411.36, 3,961,923.20 and 843,812.08 is: 1,265,656.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,641,411.36 : 3,961,923.20 = 843,812.08 : x
  2. Step 2: Convert to fraction form
    2,641,411.36/3,961,923.20 = 843,812.08/x
  3. Step 3: Cross multiply
    2,641,411.36x = 3,961,923.20 × 843,812.08
  4. Step 4: Simplify right side
    2,641,411.36x = 3,343,118,656,192.26
  5. Step 5: Solve for x
    x = 3,343,118,656,192.26/2,641,411.36
  6. Step 6: Final answer
    x = 1,265,656.20

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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.