Home / 3,219,394.80-4,827,342.60-1,326,327.60

Finding the Fourth Proportional to 3,219,394.80, 4,827,342.60 and 1,326,327.60

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Solution

The fourth proportional to 3,219,394.80, 4,827,342.60 and 1,326,327.60 is: 1,988,770.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,394.80 : 4,827,342.60 = 1,326,327.60 : x
  2. Step 2: Convert to fraction form
    3,219,394.80/4,827,342.60 = 1,326,327.60/x
  3. Step 3: Cross multiply
    3,219,394.80x = 4,827,342.60 × 1,326,327.60
  4. Step 4: Simplify right side
    3,219,394.80x = 6,402,637,725,035.76
  5. Step 5: Solve for x
    x = 6,402,637,725,035.76/3,219,394.80
  6. Step 6: Final answer
    x = 1,988,770.60

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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.