Home / 4,654,100.16-6,980,372.64-1,288,647.36

Finding the Fourth Proportional to 4,654,100.16, 6,980,372.64 and 1,288,647.36

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Solution

The fourth proportional to 4,654,100.16, 6,980,372.64 and 1,288,647.36 is: 1,932,755.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,654,100.16 : 6,980,372.64 = 1,288,647.36 : x
  2. Step 2: Convert to fraction form
    4,654,100.16/6,980,372.64 = 1,288,647.36/x
  3. Step 3: Cross multiply
    4,654,100.16x = 6,980,372.64 × 1,288,647.36
  4. Step 4: Simplify right side
    4,654,100.16x = 8,995,238,774,352.23
  5. Step 5: Solve for x
    x = 8,995,238,774,352.23/4,654,100.16
  6. Step 6: Final answer
    x = 1,932,755.73

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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.