Home / 2,131,724.40-2,941,744.01-1,164,832.40

Finding the Fourth Proportional to 2,131,724.40, 2,941,744.01 and 1,164,832.40

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Solution

The fourth proportional to 2,131,724.40, 2,941,744.01 and 1,164,832.40 is: 1,607,449.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,724.40 : 2,941,744.01 = 1,164,832.40 : x
  2. Step 2: Convert to fraction form
    2,131,724.40/2,941,744.01 = 1,164,832.40/x
  3. Step 3: Cross multiply
    2,131,724.40x = 2,941,744.01 × 1,164,832.40
  4. Step 4: Simplify right side
    2,131,724.40x = 3,426,638,714,821.04
  5. Step 5: Solve for x
    x = 3,426,638,714,821.04/2,131,724.40
  6. Step 6: Final answer
    x = 1,607,449.22

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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.