Home / 1,833,823.61-2,750,605.56-485,956.38

Finding the Fourth Proportional to 1,833,823.61, 2,750,605.56 and 485,956.38

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Solution

The fourth proportional to 1,833,823.61, 2,750,605.56 and 485,956.38 is: 728,900.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833,823.61 : 2,750,605.56 = 485,956.38 : x
  2. Step 2: Convert to fraction form
    1,833,823.61/2,750,605.56 = 485,956.38/x
  3. Step 3: Cross multiply
    1,833,823.61x = 2,750,605.56 × 485,956.38
  4. Step 4: Simplify right side
    1,833,823.61x = 1,336,674,320,745.47
  5. Step 5: Solve for x
    x = 1,336,674,320,745.47/1,833,823.61
  6. Step 6: Final answer
    x = 728,900.16

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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.