Home / 2,819,512.59-3,890,823.13-1,530,325.50

Finding the Fourth Proportional to 2,819,512.59, 3,890,823.13 and 1,530,325.50

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Solution

The fourth proportional to 2,819,512.59, 3,890,823.13 and 1,530,325.50 is: 2,111,792.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,512.59 : 3,890,823.13 = 1,530,325.50 : x
  2. Step 2: Convert to fraction form
    2,819,512.59/3,890,823.13 = 1,530,325.50/x
  3. Step 3: Cross multiply
    2,819,512.59x = 3,890,823.13 × 1,530,325.50
  4. Step 4: Simplify right side
    2,819,512.59x = 5,954,225,851,828.82
  5. Step 5: Solve for x
    x = 5,954,225,851,828.82/2,819,512.59
  6. Step 6: Final answer
    x = 2,111,792.61

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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.