Home / 2,930,553.93-4,395,431.84-771,398.24

Finding the Fourth Proportional to 2,930,553.93, 4,395,431.84 and 771,398.24

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Solution

The fourth proportional to 2,930,553.93, 4,395,431.84 and 771,398.24 is: 1,156,992.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,553.93 : 4,395,431.84 = 771,398.24 : x
  2. Step 2: Convert to fraction form
    2,930,553.93/4,395,431.84 = 771,398.24/x
  3. Step 3: Cross multiply
    2,930,553.93x = 4,395,431.84 × 771,398.24
  4. Step 4: Simplify right side
    2,930,553.93x = 3,390,628,363,920.93
  5. Step 5: Solve for x
    x = 3,390,628,363,920.93/2,930,553.93
  6. Step 6: Final answer
    x = 1,156,992.31

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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.