Home / 4,138,365.08-5,707,708.48-2,688,527.65

Finding the Fourth Proportional to 4,138,365.08, 5,707,708.48 and 2,688,527.65

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Solution

The fourth proportional to 4,138,365.08, 5,707,708.48 and 2,688,527.65 is: 3,708,066.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138,365.08 : 5,707,708.48 = 2,688,527.65 : x
  2. Step 2: Convert to fraction form
    4,138,365.08/5,707,708.48 = 2,688,527.65/x
  3. Step 3: Cross multiply
    4,138,365.08x = 5,707,708.48 × 2,688,527.65
  4. Step 4: Simplify right side
    4,138,365.08x = 15,345,332,066,619.47
  5. Step 5: Solve for x
    x = 15,345,332,066,619.47/4,138,365.08
  6. Step 6: Final answer
    x = 3,708,066.29

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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.