Home / 2,665,860.96-3,999,073.02-868,885.08

Finding the Fourth Proportional to 2,665,860.96, 3,999,073.02 and 868,885.08

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Solution

The fourth proportional to 2,665,860.96, 3,999,073.02 and 868,885.08 is: 1,303,419.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,665,860.96 : 3,999,073.02 = 868,885.08 : x
  2. Step 2: Convert to fraction form
    2,665,860.96/3,999,073.02 = 868,885.08/x
  3. Step 3: Cross multiply
    2,665,860.96x = 3,999,073.02 × 868,885.08
  4. Step 4: Simplify right side
    2,665,860.96x = 3,474,734,867,541.18
  5. Step 5: Solve for x
    x = 3,474,734,867,541.18/2,665,860.96
  6. Step 6: Final answer
    x = 1,303,419.39

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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.