Home / 1,180,124.20-1,770,915.30-470,078.20

Finding the Fourth Proportional to 1,180,124.20, 1,770,915.30 and 470,078.20

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Solution

The fourth proportional to 1,180,124.20, 1,770,915.30 and 470,078.20 is: 705,407.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,124.20 : 1,770,915.30 = 470,078.20 : x
  2. Step 2: Convert to fraction form
    1,180,124.20/1,770,915.30 = 470,078.20/x
  3. Step 3: Cross multiply
    1,180,124.20x = 1,770,915.30 × 470,078.20
  4. Step 4: Simplify right side
    1,180,124.20x = 832,468,676,576.46
  5. Step 5: Solve for x
    x = 832,468,676,576.46/1,180,124.20
  6. Step 6: Final answer
    x = 705,407.68

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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.