Home / 2,390,808.33-3,299,318.01-1,303,080.78

Finding the Fourth Proportional to 2,390,808.33, 3,299,318.01 and 1,303,080.78

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Solution

The fourth proportional to 2,390,808.33, 3,299,318.01 and 1,303,080.78 is: 1,798,252.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,808.33 : 3,299,318.01 = 1,303,080.78 : x
  2. Step 2: Convert to fraction form
    2,390,808.33/3,299,318.01 = 1,303,080.78/x
  3. Step 3: Cross multiply
    2,390,808.33x = 3,299,318.01 × 1,303,080.78
  4. Step 4: Simplify right side
    2,390,808.33x = 4,299,277,885,938.85
  5. Step 5: Solve for x
    x = 4,299,277,885,938.85/2,390,808.33
  6. Step 6: Final answer
    x = 1,798,252.85

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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.