Home / 1,722,884.80-2,376,943.30-1,720,227.64

Finding the Fourth Proportional to 1,722,884.80, 2,376,943.30 and 1,720,227.64

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Solution

The fourth proportional to 1,722,884.80, 2,376,943.30 and 1,720,227.64 is: 2,373,277.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722,884.80 : 2,376,943.30 = 1,720,227.64 : x
  2. Step 2: Convert to fraction form
    1,722,884.80/2,376,943.30 = 1,720,227.64/x
  3. Step 3: Cross multiply
    1,722,884.80x = 2,376,943.30 × 1,720,227.64
  4. Step 4: Simplify right side
    1,722,884.80x = 4,088,883,563,372.81
  5. Step 5: Solve for x
    x = 4,088,883,563,372.81/1,722,884.80
  6. Step 6: Final answer
    x = 2,373,277.40

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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.