Home / 1,109,316.45-1,530,825.54-625,926.58

Finding the Fourth Proportional to 1,109,316.45, 1,530,825.54 and 625,926.58

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Solution

The fourth proportional to 1,109,316.45, 1,530,825.54 and 625,926.58 is: 863,761.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,316.45 : 1,530,825.54 = 625,926.58 : x
  2. Step 2: Convert to fraction form
    1,109,316.45/1,530,825.54 = 625,926.58/x
  3. Step 3: Cross multiply
    1,109,316.45x = 1,530,825.54 × 625,926.58
  4. Step 4: Simplify right side
    1,109,316.45x = 958,184,394,828.85
  5. Step 5: Solve for x
    x = 958,184,394,828.85/1,109,316.45
  6. Step 6: Final answer
    x = 863,761.10

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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.