Home / 1,118,367.78-1,676,344.95-549,086.82

Finding the Fourth Proportional to 1,118,367.78, 1,676,344.95 and 549,086.82

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Solution

The fourth proportional to 1,118,367.78, 1,676,344.95 and 549,086.82 is: 823,037.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,367.78 : 1,676,344.95 = 549,086.82 : x
  2. Step 2: Convert to fraction form
    1,118,367.78/1,676,344.95 = 549,086.82/x
  3. Step 3: Cross multiply
    1,118,367.78x = 1,676,344.95 × 549,086.82
  4. Step 4: Simplify right side
    1,118,367.78x = 920,458,917,818.56
  5. Step 5: Solve for x
    x = 920,458,917,818.56/1,118,367.78
  6. Step 6: Final answer
    x = 823,037.76

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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.