Home / 3,535,478.78-4,878,803.22-2,065,523.72

Finding the Fourth Proportional to 3,535,478.78, 4,878,803.22 and 2,065,523.72

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Solution

The fourth proportional to 3,535,478.78, 4,878,803.22 and 2,065,523.72 is: 2,850,330.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,535,478.78 : 4,878,803.22 = 2,065,523.72 : x
  2. Step 2: Convert to fraction form
    3,535,478.78/4,878,803.22 = 2,065,523.72/x
  3. Step 3: Cross multiply
    3,535,478.78x = 4,878,803.22 × 2,065,523.72
  4. Step 4: Simplify right side
    3,535,478.78x = 10,077,283,776,122.38
  5. Step 5: Solve for x
    x = 10,077,283,776,122.38/3,535,478.78
  6. Step 6: Final answer
    x = 2,850,330.72

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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.