Home / 1,037,921.16-1,557,091.87-438,881.34

Finding the Fourth Proportional to 1,037,921.16, 1,557,091.87 and 438,881.34

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Solution

The fourth proportional to 1,037,921.16, 1,557,091.87 and 438,881.34 is: 658,410.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,921.16 : 1,557,091.87 = 438,881.34 : x
  2. Step 2: Convert to fraction form
    1,037,921.16/1,557,091.87 = 438,881.34/x
  3. Step 3: Cross multiply
    1,037,921.16x = 1,557,091.87 × 438,881.34
  4. Step 4: Simplify right side
    1,037,921.16x = 683,378,566,408.71
  5. Step 5: Solve for x
    x = 683,378,566,408.71/1,037,921.16
  6. Step 6: Final answer
    x = 658,410.86

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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.