Home / 1,555,687.35-2,329,905.47-1,501,809.39

Finding the Fourth Proportional to 1,555,687.35, 2,329,905.47 and 1,501,809.39

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Solution

The fourth proportional to 1,555,687.35, 2,329,905.47 and 1,501,809.39 is: 2,249,214.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,687.35 : 2,329,905.47 = 1,501,809.39 : x
  2. Step 2: Convert to fraction form
    1,555,687.35/2,329,905.47 = 1,501,809.39/x
  3. Step 3: Cross multiply
    1,555,687.35x = 2,329,905.47 × 1,501,809.39
  4. Step 4: Simplify right side
    1,555,687.35x = 3,499,073,905,149.32
  5. Step 5: Solve for x
    x = 3,499,073,905,149.32/1,555,687.35
  6. Step 6: Final answer
    x = 2,249,214.09

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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.