Home / 4,887,633.86-6,744,913.09-2,712,171.80

Finding the Fourth Proportional to 4,887,633.86, 6,744,913.09 and 2,712,171.80

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Solution

The fourth proportional to 4,887,633.86, 6,744,913.09 and 2,712,171.80 is: 3,742,785.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887,633.86 : 6,744,913.09 = 2,712,171.80 : x
  2. Step 2: Convert to fraction form
    4,887,633.86/6,744,913.09 = 2,712,171.80/x
  3. Step 3: Cross multiply
    4,887,633.86x = 6,744,913.09 × 2,712,171.80
  4. Step 4: Simplify right side
    4,887,633.86x = 18,293,363,076,148.86
  5. Step 5: Solve for x
    x = 18,293,363,076,148.86/4,887,633.86
  6. Step 6: Final answer
    x = 3,742,785.08

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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.