Home / 1,663,924.73-2,296,216.08-899,978.31

Finding the Fourth Proportional to 1,663,924.73, 2,296,216.08 and 899,978.31

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Solution

The fourth proportional to 1,663,924.73, 2,296,216.08 and 899,978.31 is: 1,241,970.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,924.73 : 2,296,216.08 = 899,978.31 : x
  2. Step 2: Convert to fraction form
    1,663,924.73/2,296,216.08 = 899,978.31/x
  3. Step 3: Cross multiply
    1,663,924.73x = 2,296,216.08 × 899,978.31
  4. Step 4: Simplify right side
    1,663,924.73x = 2,066,544,667,073.23
  5. Step 5: Solve for x
    x = 2,066,544,667,073.23/1,663,924.73
  6. Step 6: Final answer
    x = 1,241,970.05

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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.