Home / 2,072,477.80-3,102,495.90-1,230,596.20

Finding the Fourth Proportional to 2,072,477.80, 3,102,495.90 and 1,230,596.20

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Solution

The fourth proportional to 2,072,477.80, 3,102,495.90 and 1,230,596.20 is: 1,842,200.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,477.80 : 3,102,495.90 = 1,230,596.20 : x
  2. Step 2: Convert to fraction form
    2,072,477.80/3,102,495.90 = 1,230,596.20/x
  3. Step 3: Cross multiply
    2,072,477.80x = 3,102,495.90 × 1,230,596.20
  4. Step 4: Simplify right side
    2,072,477.80x = 3,817,919,665,055.58
  5. Step 5: Solve for x
    x = 3,817,919,665,055.58/2,072,477.80
  6. Step 6: Final answer
    x = 1,842,200.51

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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.