Home / 1,260,212.58-1,739,196.66-716,518.98

Finding the Fourth Proportional to 1,260,212.58, 1,739,196.66 and 716,518.98

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Solution

The fourth proportional to 1,260,212.58, 1,739,196.66 and 716,518.98 is: 988,854.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,212.58 : 1,739,196.66 = 716,518.98 : x
  2. Step 2: Convert to fraction form
    1,260,212.58/1,739,196.66 = 716,518.98/x
  3. Step 3: Cross multiply
    1,260,212.58x = 1,739,196.66 × 716,518.98
  4. Step 4: Simplify right side
    1,260,212.58x = 1,246,167,416,842.61
  5. Step 5: Solve for x
    x = 1,246,167,416,842.61/1,260,212.58
  6. Step 6: Final answer
    x = 988,854.93

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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.