Home / 1,180,233.40-1,771,224.90-865,305.40

Finding the Fourth Proportional to 1,180,233.40, 1,771,224.90 and 865,305.40

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Solution

The fourth proportional to 1,180,233.40, 1,771,224.90 and 865,305.40 is: 1,298,599.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,233.40 : 1,771,224.90 = 865,305.40 : x
  2. Step 2: Convert to fraction form
    1,180,233.40/1,771,224.90 = 865,305.40/x
  3. Step 3: Cross multiply
    1,180,233.40x = 1,771,224.90 × 865,305.40
  4. Step 4: Simplify right side
    1,180,233.40x = 1,532,650,470,584.46
  5. Step 5: Solve for x
    x = 1,532,650,470,584.46/1,180,233.40
  6. Step 6: Final answer
    x = 1,298,599.47

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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.