Home / 1,294,517.74-1,787,200.87-1,150,881.05

Finding the Fourth Proportional to 1,294,517.74, 1,787,200.87 and 1,150,881.05

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Solution

The fourth proportional to 1,294,517.74, 1,787,200.87 and 1,150,881.05 is: 1,588,897.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,517.74 : 1,787,200.87 = 1,150,881.05 : x
  2. Step 2: Convert to fraction form
    1,294,517.74/1,787,200.87 = 1,150,881.05/x
  3. Step 3: Cross multiply
    1,294,517.74x = 1,787,200.87 × 1,150,881.05
  4. Step 4: Simplify right side
    1,294,517.74x = 2,056,855,613,826.51
  5. Step 5: Solve for x
    x = 2,056,855,613,826.51/1,294,517.74
  6. Step 6: Final answer
    x = 1,588,897.20

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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.