Home / 1,188,483.52-1,783,269.60-514,770.88

Finding the Fourth Proportional to 1,188,483.52, 1,783,269.60 and 514,770.88

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Solution

The fourth proportional to 1,188,483.52, 1,783,269.60 and 514,770.88 is: 772,392.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,483.52 : 1,783,269.60 = 514,770.88 : x
  2. Step 2: Convert to fraction form
    1,188,483.52/1,783,269.60 = 514,770.88/x
  3. Step 3: Cross multiply
    1,188,483.52x = 1,783,269.60 × 514,770.88
  4. Step 4: Simplify right side
    1,188,483.52x = 917,975,261,269.25
  5. Step 5: Solve for x
    x = 917,975,261,269.25/1,188,483.52
  6. Step 6: Final answer
    x = 772,392.08

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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.