Home / 722,407.40-1,082,055.90-597,991.40

Finding the Fourth Proportional to 722,407.40, 1,082,055.90 and 597,991.40

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Solution

The fourth proportional to 722,407.40, 1,082,055.90 and 597,991.40 is: 895,699.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,407.40 : 1,082,055.90 = 597,991.40 : x
  2. Step 2: Convert to fraction form
    722,407.40/1,082,055.90 = 597,991.40/x
  3. Step 3: Cross multiply
    722,407.40x = 1,082,055.90 × 597,991.40
  4. Step 4: Simplify right side
    722,407.40x = 647,060,122,519.26
  5. Step 5: Solve for x
    x = 647,060,122,519.26/722,407.40
  6. Step 6: Final answer
    x = 895,699.74

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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.