Home / 2,816,530.20-4,224,795.30-1,696,786.20

Finding the Fourth Proportional to 2,816,530.20, 4,224,795.30 and 1,696,786.20

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Solution

The fourth proportional to 2,816,530.20, 4,224,795.30 and 1,696,786.20 is: 2,545,179.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816,530.20 : 4,224,795.30 = 1,696,786.20 : x
  2. Step 2: Convert to fraction form
    2,816,530.20/4,224,795.30 = 1,696,786.20/x
  3. Step 3: Cross multiply
    2,816,530.20x = 4,224,795.30 × 1,696,786.20
  4. Step 4: Simplify right side
    2,816,530.20x = 7,168,574,362,864.86
  5. Step 5: Solve for x
    x = 7,168,574,362,864.86/2,816,530.20
  6. Step 6: Final answer
    x = 2,545,179.30

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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.