Home / 1,203,387.84-1,659,718.62-1,022,697.90

Finding the Fourth Proportional to 1,203,387.84, 1,659,718.62 and 1,022,697.90

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Solution

The fourth proportional to 1,203,387.84, 1,659,718.62 and 1,022,697.90 is: 1,410,510.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,387.84 : 1,659,718.62 = 1,022,697.90 : x
  2. Step 2: Convert to fraction form
    1,203,387.84/1,659,718.62 = 1,022,697.90/x
  3. Step 3: Cross multiply
    1,203,387.84x = 1,659,718.62 × 1,022,697.90
  4. Step 4: Simplify right side
    1,203,387.84x = 1,697,390,747,264.90
  5. Step 5: Solve for x
    x = 1,697,390,747,264.90/1,203,387.84
  6. Step 6: Final answer
    x = 1,410,510.14

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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.