Home / 2,819,475.74-3,890,827.71-1,530,288.45

Finding the Fourth Proportional to 2,819,475.74, 3,890,827.71 and 1,530,288.45

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Solution

The fourth proportional to 2,819,475.74, 3,890,827.71 and 1,530,288.45 is: 2,111,771.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,475.74 : 3,890,827.71 = 1,530,288.45 : x
  2. Step 2: Convert to fraction form
    2,819,475.74/3,890,827.71 = 1,530,288.45/x
  3. Step 3: Cross multiply
    2,819,475.74x = 3,890,827.71 × 1,530,288.45
  4. Step 4: Simplify right side
    2,819,475.74x = 5,954,088,705,552.95
  5. Step 5: Solve for x
    x = 5,954,088,705,552.95/2,819,475.74
  6. Step 6: Final answer
    x = 2,111,771.57

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.