Home / 1,557,977.78-2,336,732.77-492,881.44

Finding the Fourth Proportional to 1,557,977.78, 2,336,732.77 and 492,881.44

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Solution

The fourth proportional to 1,557,977.78, 2,336,732.77 and 492,881.44 is: 739,248.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,977.78 : 2,336,732.77 = 492,881.44 : x
  2. Step 2: Convert to fraction form
    1,557,977.78/2,336,732.77 = 492,881.44/x
  3. Step 3: Cross multiply
    1,557,977.78x = 2,336,732.77 × 492,881.44
  4. Step 4: Simplify right side
    1,557,977.78x = 1,151,732,212,572.79
  5. Step 5: Solve for x
    x = 1,151,732,212,572.79/1,557,977.78
  6. Step 6: Final answer
    x = 739,248.16

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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.