Home / 740,703.80-1,111,055.70-732,830.60

Finding the Fourth Proportional to 740,703.80, 1,111,055.70 and 732,830.60

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Solution

The fourth proportional to 740,703.80, 1,111,055.70 and 732,830.60 is: 1,099,245.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,703.80 : 1,111,055.70 = 732,830.60 : x
  2. Step 2: Convert to fraction form
    740,703.80/1,111,055.70 = 732,830.60/x
  3. Step 3: Cross multiply
    740,703.80x = 1,111,055.70 × 732,830.60
  4. Step 4: Simplify right side
    740,703.80x = 814,215,615,264.42
  5. Step 5: Solve for x
    x = 814,215,615,264.42/740,703.80
  6. Step 6: Final answer
    x = 1,099,245.90

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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.