Home / 874,608.02-1,312,017.12-826,778.32

Finding the Fourth Proportional to 874,608.02, 1,312,017.12 and 826,778.32

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Solution

The fourth proportional to 874,608.02, 1,312,017.12 and 826,778.32 is: 1,240,266.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,608.02 : 1,312,017.12 = 826,778.32 : x
  2. Step 2: Convert to fraction form
    874,608.02/1,312,017.12 = 826,778.32/x
  3. Step 3: Cross multiply
    874,608.02x = 1,312,017.12 × 826,778.32
  4. Step 4: Simplify right side
    874,608.02x = 1,084,747,310,284.84
  5. Step 5: Solve for x
    x = 1,084,747,310,284.84/874,608.02
  6. Step 6: Final answer
    x = 1,240,266.82

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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.