Home / 2,688,398.48-4,032,601.68-2,052,313.86

Finding the Fourth Proportional to 2,688,398.48, 4,032,601.68 and 2,052,313.86

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Solution

The fourth proportional to 2,688,398.48, 4,032,601.68 and 2,052,313.86 is: 3,078,473.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,398.48 : 4,032,601.68 = 2,052,313.86 : x
  2. Step 2: Convert to fraction form
    2,688,398.48/4,032,601.68 = 2,052,313.86/x
  3. Step 3: Cross multiply
    2,688,398.48x = 4,032,601.68 × 2,052,313.86
  4. Step 4: Simplify right side
    2,688,398.48x = 8,276,164,319,723.29
  5. Step 5: Solve for x
    x = 8,276,164,319,723.29/2,688,398.48
  6. Step 6: Final answer
    x = 3,078,473.81

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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.