Home / 2,809,619.01-3,877,283.94-1,520,459.07

Finding the Fourth Proportional to 2,809,619.01, 3,877,283.94 and 1,520,459.07

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Solution

The fourth proportional to 2,809,619.01, 3,877,283.94 and 1,520,459.07 is: 2,098,238.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,619.01 : 3,877,283.94 = 1,520,459.07 : x
  2. Step 2: Convert to fraction form
    2,809,619.01/3,877,283.94 = 1,520,459.07/x
  3. Step 3: Cross multiply
    2,809,619.01x = 3,877,283.94 × 1,520,459.07
  4. Step 4: Simplify right side
    2,809,619.01x = 5,895,251,533,538.34
  5. Step 5: Solve for x
    x = 5,895,251,533,538.34/2,809,619.01
  6. Step 6: Final answer
    x = 2,098,238.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.