Home / 2,709,785.94-4,064,680.66-688,181.46

Finding the Fourth Proportional to 2,709,785.94, 4,064,680.66 and 688,181.46

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Solution

The fourth proportional to 2,709,785.94, 4,064,680.66 and 688,181.46 is: 1,032,272.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,709,785.94 : 4,064,680.66 = 688,181.46 : x
  2. Step 2: Convert to fraction form
    2,709,785.94/4,064,680.66 = 688,181.46/x
  3. Step 3: Cross multiply
    2,709,785.94x = 4,064,680.66 × 688,181.46
  4. Step 4: Simplify right side
    2,709,785.94x = 2,797,237,871,032.56
  5. Step 5: Solve for x
    x = 2,797,237,871,032.56/2,709,785.94
  6. Step 6: Final answer
    x = 1,032,272.63

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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.