Home / 1,563,422.06-2,154,573.86-1,252,972.01

Finding the Fourth Proportional to 1,563,422.06, 2,154,573.86 and 1,252,972.01

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Solution

The fourth proportional to 1,563,422.06, 2,154,573.86 and 1,252,972.01 is: 1,726,738.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,422.06 : 2,154,573.86 = 1,252,972.01 : x
  2. Step 2: Convert to fraction form
    1,563,422.06/2,154,573.86 = 1,252,972.01/x
  3. Step 3: Cross multiply
    1,563,422.06x = 2,154,573.86 × 1,252,972.01
  4. Step 4: Simplify right side
    1,563,422.06x = 2,699,620,723,019.93
  5. Step 5: Solve for x
    x = 2,699,620,723,019.93/1,563,422.06
  6. Step 6: Final answer
    x = 1,726,738.29

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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.