Home / 1,802,642.34-2,705,372.54-792,462.18

Finding the Fourth Proportional to 1,802,642.34, 2,705,372.54 and 792,462.18

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Solution

The fourth proportional to 1,802,642.34, 2,705,372.54 and 792,462.18 is: 1,189,312.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,642.34 : 2,705,372.54 = 792,462.18 : x
  2. Step 2: Convert to fraction form
    1,802,642.34/2,705,372.54 = 792,462.18/x
  3. Step 3: Cross multiply
    1,802,642.34x = 2,705,372.54 × 792,462.18
  4. Step 4: Simplify right side
    1,802,642.34x = 2,143,905,420,760.54
  5. Step 5: Solve for x
    x = 2,143,905,420,760.54/1,802,642.34
  6. Step 6: Final answer
    x = 1,189,312.70

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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.