Home / 5,210,072.20-7,816,490.70-1,843,928.20

Finding the Fourth Proportional to 5,210,072.20, 7,816,490.70 and 1,843,928.20

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Solution

The fourth proportional to 5,210,072.20, 7,816,490.70 and 1,843,928.20 is: 2,766,381.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,210,072.20 : 7,816,490.70 = 1,843,928.20 : x
  2. Step 2: Convert to fraction form
    5,210,072.20/7,816,490.70 = 1,843,928.20/x
  3. Step 3: Cross multiply
    5,210,072.20x = 7,816,490.70 × 1,843,928.20
  4. Step 4: Simplify right side
    5,210,072.20x = 14,413,047,626,767.74
  5. Step 5: Solve for x
    x = 14,413,047,626,767.74/5,210,072.20
  6. Step 6: Final answer
    x = 2,766,381.55

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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.