Home / 3,026,914.79-4,539,036.42-867,449.81

Finding the Fourth Proportional to 3,026,914.79, 4,539,036.42 and 867,449.81

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Solution

The fourth proportional to 3,026,914.79, 4,539,036.42 and 867,449.81 is: 1,300,791.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026,914.79 : 4,539,036.42 = 867,449.81 : x
  2. Step 2: Convert to fraction form
    3,026,914.79/4,539,036.42 = 867,449.81/x
  3. Step 3: Cross multiply
    3,026,914.79x = 4,539,036.42 × 867,449.81
  4. Step 4: Simplify right side
    3,026,914.79x = 3,937,386,280,112.08
  5. Step 5: Solve for x
    x = 3,937,386,280,112.08/3,026,914.79
  6. Step 6: Final answer
    x = 1,300,791.91

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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.