Home / 740,810.80-1,111,216.20-732,937.60

Finding the Fourth Proportional to 740,810.80, 1,111,216.20 and 732,937.60

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Solution

The fourth proportional to 740,810.80, 1,111,216.20 and 732,937.60 is: 1,099,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,810.80 : 1,111,216.20 = 732,937.60 : x
  2. Step 2: Convert to fraction form
    740,810.80/1,111,216.20 = 732,937.60/x
  3. Step 3: Cross multiply
    740,810.80x = 1,111,216.20 × 732,937.60
  4. Step 4: Simplify right side
    740,810.80x = 814,452,134,709.12
  5. Step 5: Solve for x
    x = 814,452,134,709.12/740,810.80
  6. Step 6: Final answer
    x = 1,099,406.40

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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.