Home / 1,083,881.28-1,495,926.72-654,222.72

Finding the Fourth Proportional to 1,083,881.28, 1,495,926.72 and 654,222.72

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Solution

The fourth proportional to 1,083,881.28, 1,495,926.72 and 654,222.72 is: 902,930.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,881.28 : 1,495,926.72 = 654,222.72 : x
  2. Step 2: Convert to fraction form
    1,083,881.28/1,495,926.72 = 654,222.72/x
  3. Step 3: Cross multiply
    1,083,881.28x = 1,495,926.72 × 654,222.72
  4. Step 4: Simplify right side
    1,083,881.28x = 978,669,247,679.08
  5. Step 5: Solve for x
    x = 978,669,247,679.08/1,083,881.28
  6. Step 6: Final answer
    x = 902,930.30

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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.