Home / 1,100,532.30-1,648,830.15-679,316.10

Finding the Fourth Proportional to 1,100,532.30, 1,648,830.15 and 679,316.10

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Solution

The fourth proportional to 1,100,532.30, 1,648,830.15 and 679,316.10 is: 1,017,759.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,532.30 : 1,648,830.15 = 679,316.10 : x
  2. Step 2: Convert to fraction form
    1,100,532.30/1,648,830.15 = 679,316.10/x
  3. Step 3: Cross multiply
    1,100,532.30x = 1,648,830.15 × 679,316.10
  4. Step 4: Simplify right side
    1,100,532.30x = 1,120,076,867,060.41
  5. Step 5: Solve for x
    x = 1,120,076,867,060.41/1,100,532.30
  6. Step 6: Final answer
    x = 1,017,759.19

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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.