Home / 1,115,125.02-1,538,868.48-605,822.94

Finding the Fourth Proportional to 1,115,125.02, 1,538,868.48 and 605,822.94

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Solution

The fourth proportional to 1,115,125.02, 1,538,868.48 and 605,822.94 is: 836,033.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,125.02 : 1,538,868.48 = 605,822.94 : x
  2. Step 2: Convert to fraction form
    1,115,125.02/1,538,868.48 = 605,822.94/x
  3. Step 3: Cross multiply
    1,115,125.02x = 1,538,868.48 × 605,822.94
  4. Step 4: Simplify right side
    1,115,125.02x = 932,281,826,826.93
  5. Step 5: Solve for x
    x = 932,281,826,826.93/1,115,125.02
  6. Step 6: Final answer
    x = 836,033.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.