Home / 2,079,427.30-3,119,140.95-2,051,433.70

Finding the Fourth Proportional to 2,079,427.30, 3,119,140.95 and 2,051,433.70

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Solution

The fourth proportional to 2,079,427.30, 3,119,140.95 and 2,051,433.70 is: 3,077,150.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,427.30 : 3,119,140.95 = 2,051,433.70 : x
  2. Step 2: Convert to fraction form
    2,079,427.30/3,119,140.95 = 2,051,433.70/x
  3. Step 3: Cross multiply
    2,079,427.30x = 3,119,140.95 × 2,051,433.70
  4. Step 4: Simplify right side
    2,079,427.30x = 6,398,710,859,880.02
  5. Step 5: Solve for x
    x = 6,398,710,859,880.02/2,079,427.30
  6. Step 6: Final answer
    x = 3,077,150.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.