Home / 2,015,183.40-3,020,150.70-816,124.20

Finding the Fourth Proportional to 2,015,183.40, 3,020,150.70 and 816,124.20

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Solution

The fourth proportional to 2,015,183.40, 3,020,150.70 and 816,124.20 is: 1,223,123.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,183.40 : 3,020,150.70 = 816,124.20 : x
  2. Step 2: Convert to fraction form
    2,015,183.40/3,020,150.70 = 816,124.20/x
  3. Step 3: Cross multiply
    2,015,183.40x = 3,020,150.70 × 816,124.20
  4. Step 4: Simplify right side
    2,015,183.40x = 2,464,818,073,916.94
  5. Step 5: Solve for x
    x = 2,464,818,073,916.94/2,015,183.40
  6. Step 6: Final answer
    x = 1,223,123.45

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1.5x scale

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.