Home / 2,819,470.16-3,890,764.58-1,530,282.87

Finding the Fourth Proportional to 2,819,470.16, 3,890,764.58 and 1,530,282.87

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Solution

The fourth proportional to 2,819,470.16, 3,890,764.58 and 1,530,282.87 is: 2,111,733.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,470.16 : 3,890,764.58 = 1,530,282.87 : x
  2. Step 2: Convert to fraction form
    2,819,470.16/3,890,764.58 = 1,530,282.87/x
  3. Step 3: Cross multiply
    2,819,470.16x = 3,890,764.58 × 1,530,282.87
  4. Step 4: Simplify right side
    2,819,470.16x = 5,953,970,360,871.51
  5. Step 5: Solve for x
    x = 5,953,970,360,871.51/2,819,470.16
  6. Step 6: Final answer
    x = 2,111,733.78

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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.