Home / 2,166,493.48-2,989,724.46-1,199,603

Finding the Fourth Proportional to 2,166,493.48, 2,989,724.46 and 1,199,603

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Solution

The fourth proportional to 2,166,493.48, 2,989,724.46 and 1,199,603 is: 1,655,431.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,493.48 : 2,989,724.46 = 1,199,603 : x
  2. Step 2: Convert to fraction form
    2,166,493.48/2,989,724.46 = 1,199,603/x
  3. Step 3: Cross multiply
    2,166,493.48x = 2,989,724.46 × 1,199,603
  4. Step 4: Simplify right side
    2,166,493.48x = 3,586,482,431,389.38
  5. Step 5: Solve for x
    x = 3,586,482,431,389.38/2,166,493.48
  6. Step 6: Final answer
    x = 1,655,431.91

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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.