Home / 1,070,323.55-1,605,753.02-755,395.55

Finding the Fourth Proportional to 1,070,323.55, 1,605,753.02 and 755,395.55

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Solution

The fourth proportional to 1,070,323.55, 1,605,753.02 and 755,395.55 is: 1,133,282.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,323.55 : 1,605,753.02 = 755,395.55 : x
  2. Step 2: Convert to fraction form
    1,070,323.55/1,605,753.02 = 755,395.55/x
  3. Step 3: Cross multiply
    1,070,323.55x = 1,605,753.02 × 755,395.55
  4. Step 4: Simplify right side
    1,070,323.55x = 1,212,978,679,566.78
  5. Step 5: Solve for x
    x = 1,212,978,679,566.78/1,070,323.55
  6. Step 6: Final answer
    x = 1,133,282.25

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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.