Home / 1,372,767.40-2,057,926.36-698,471.56

Finding the Fourth Proportional to 1,372,767.40, 2,057,926.36 and 698,471.56

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Solution

The fourth proportional to 1,372,767.40, 2,057,926.36 and 698,471.56 is: 1,047,084.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,767.40 : 2,057,926.36 = 698,471.56 : x
  2. Step 2: Convert to fraction form
    1,372,767.40/2,057,926.36 = 698,471.56/x
  3. Step 3: Cross multiply
    1,372,767.40x = 2,057,926.36 × 698,471.56
  4. Step 4: Simplify right side
    1,372,767.40x = 1,437,403,035,034.32
  5. Step 5: Solve for x
    x = 1,437,403,035,034.32/1,372,767.40
  6. Step 6: Final answer
    x = 1,047,084.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.