Home / 2,542,128.80-3,506,673.32-1,522,943.06

Finding the Fourth Proportional to 2,542,128.80, 3,506,673.32 and 1,522,943.06

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Solution

The fourth proportional to 2,542,128.80, 3,506,673.32 and 1,522,943.06 is: 2,100,784.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,542,128.80 : 3,506,673.32 = 1,522,943.06 : x
  2. Step 2: Convert to fraction form
    2,542,128.80/3,506,673.32 = 1,522,943.06/x
  3. Step 3: Cross multiply
    2,542,128.80x = 3,506,673.32 × 1,522,943.06
  4. Step 4: Simplify right side
    2,542,128.80x = 5,340,463,796,381.16
  5. Step 5: Solve for x
    x = 5,340,463,796,381.16/2,542,128.80
  6. Step 6: Final answer
    x = 2,100,784.11

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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.