Home / 4,138,350.49-5,707,688.39-2,688,513.06

Finding the Fourth Proportional to 4,138,350.49, 5,707,688.39 and 2,688,513.06

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Solution

The fourth proportional to 4,138,350.49, 5,707,688.39 and 2,688,513.06 is: 3,708,046.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138,350.49 : 5,707,688.39 = 2,688,513.06 : x
  2. Step 2: Convert to fraction form
    4,138,350.49/5,707,688.39 = 2,688,513.06/x
  3. Step 3: Cross multiply
    4,138,350.49x = 5,707,688.39 × 2,688,513.06
  4. Step 4: Simplify right side
    4,138,350.49x = 15,345,194,778,925.37
  5. Step 5: Solve for x
    x = 15,345,194,778,925.37/4,138,350.49
  6. Step 6: Final answer
    x = 3,708,046.20

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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.