Home / 1,399,344.48-1,930,923.54-882,903.60

Finding the Fourth Proportional to 1,399,344.48, 1,930,923.54 and 882,903.60

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Solution

The fourth proportional to 1,399,344.48, 1,930,923.54 and 882,903.60 is: 1,218,298.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,344.48 : 1,930,923.54 = 882,903.60 : x
  2. Step 2: Convert to fraction form
    1,399,344.48/1,930,923.54 = 882,903.60/x
  3. Step 3: Cross multiply
    1,399,344.48x = 1,930,923.54 × 882,903.60
  4. Step 4: Simplify right side
    1,399,344.48x = 1,704,819,344,790.74
  5. Step 5: Solve for x
    x = 1,704,819,344,790.74/1,399,344.48
  6. Step 6: Final answer
    x = 1,218,298.55

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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.