Home / 2,072,528.70-3,109,230.45-652,728.30

Finding the Fourth Proportional to 2,072,528.70, 3,109,230.45 and 652,728.30

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Solution

The fourth proportional to 2,072,528.70, 3,109,230.45 and 652,728.30 is: 979,230.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,528.70 : 3,109,230.45 = 652,728.30 : x
  2. Step 2: Convert to fraction form
    2,072,528.70/3,109,230.45 = 652,728.30/x
  3. Step 3: Cross multiply
    2,072,528.70x = 3,109,230.45 × 652,728.30
  4. Step 4: Simplify right side
    2,072,528.70x = 2,029,482,705,936.74
  5. Step 5: Solve for x
    x = 2,029,482,705,936.74/2,072,528.70
  6. Step 6: Final answer
    x = 979,230.21

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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.