Home / 1,608,697.85-2,219,462.90-910,883.47

Finding the Fourth Proportional to 1,608,697.85, 2,219,462.90 and 910,883.47

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Solution

The fourth proportional to 1,608,697.85, 2,219,462.90 and 910,883.47 is: 1,256,713.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,697.85 : 2,219,462.90 = 910,883.47 : x
  2. Step 2: Convert to fraction form
    1,608,697.85/2,219,462.90 = 910,883.47/x
  3. Step 3: Cross multiply
    1,608,697.85x = 2,219,462.90 × 910,883.47
  4. Step 4: Simplify right side
    1,608,697.85x = 2,021,672,067,888.26
  5. Step 5: Solve for x
    x = 2,021,672,067,888.26/1,608,697.85
  6. Step 6: Final answer
    x = 1,256,713.35

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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.