Home / 4,890,019.86-6,748,253.36-3,055,542.74

Finding the Fourth Proportional to 4,890,019.86, 6,748,253.36 and 3,055,542.74

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Solution

The fourth proportional to 4,890,019.86, 6,748,253.36 and 3,055,542.74 is: 4,216,665.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890,019.86 : 6,748,253.36 = 3,055,542.74 : x
  2. Step 2: Convert to fraction form
    4,890,019.86/6,748,253.36 = 3,055,542.74/x
  3. Step 3: Cross multiply
    4,890,019.86x = 6,748,253.36 × 3,055,542.74
  4. Step 4: Simplify right side
    4,890,019.86x = 20,619,576,561,828.61
  5. Step 5: Solve for x
    x = 20,619,576,561,828.61/4,890,019.86
  6. Step 6: Final answer
    x = 4,216,665.20

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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.