Home / 1,850,873.80-2,771,302-1,209,579.76

Finding the Fourth Proportional to 1,850,873.80, 2,771,302 and 1,209,579.76

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Solution

The fourth proportional to 1,850,873.80, 2,771,302 and 1,209,579.76 is: 1,811,096.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850,873.80 : 2,771,302 = 1,209,579.76 : x
  2. Step 2: Convert to fraction form
    1,850,873.80/2,771,302 = 1,209,579.76/x
  3. Step 3: Cross multiply
    1,850,873.80x = 2,771,302 × 1,209,579.76
  4. Step 4: Simplify right side
    1,850,873.80x = 3,352,110,808,047.52
  5. Step 5: Solve for x
    x = 3,352,110,808,047.52/1,850,873.80
  6. Step 6: Final answer
    x = 1,811,096.36

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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.