Home / 3,218,308.60-4,828,110.90-943,828.60

Finding the Fourth Proportional to 3,218,308.60, 4,828,110.90 and 943,828.60

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Solution

The fourth proportional to 3,218,308.60, 4,828,110.90 and 943,828.60 is: 1,415,932.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,308.60 : 4,828,110.90 = 943,828.60 : x
  2. Step 2: Convert to fraction form
    3,218,308.60/4,828,110.90 = 943,828.60/x
  3. Step 3: Cross multiply
    3,218,308.60x = 4,828,110.90 × 943,828.60
  4. Step 4: Simplify right side
    3,218,308.60x = 4,556,909,151,391.74
  5. Step 5: Solve for x
    x = 4,556,909,151,391.74/3,218,308.60
  6. Step 6: Final answer
    x = 1,415,932.94

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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.