Home / 3,288,724.30-4,538,457.74-1,838,480.86

Finding the Fourth Proportional to 3,288,724.30, 4,538,457.74 and 1,838,480.86

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Solution

The fourth proportional to 3,288,724.30, 4,538,457.74 and 1,838,480.86 is: 2,537,113.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288,724.30 : 4,538,457.74 = 1,838,480.86 : x
  2. Step 2: Convert to fraction form
    3,288,724.30/4,538,457.74 = 1,838,480.86/x
  3. Step 3: Cross multiply
    3,288,724.30x = 4,538,457.74 × 1,838,480.86
  4. Step 4: Simplify right side
    3,288,724.30x = 8,343,867,699,178.13
  5. Step 5: Solve for x
    x = 8,343,867,699,178.13/3,288,724.30
  6. Step 6: Final answer
    x = 2,537,113.77

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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.