Home / 1,734,138.80-2,599,458.60-788,188.40

Finding the Fourth Proportional to 1,734,138.80, 2,599,458.60 and 788,188.40

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Solution

The fourth proportional to 1,734,138.80, 2,599,458.60 and 788,188.40 is: 1,181,487.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,734,138.80 : 2,599,458.60 = 788,188.40 : x
  2. Step 2: Convert to fraction form
    1,734,138.80/2,599,458.60 = 788,188.40/x
  3. Step 3: Cross multiply
    1,734,138.80x = 2,599,458.60 × 788,188.40
  4. Step 4: Simplify right side
    1,734,138.80x = 2,048,863,114,800.24
  5. Step 5: Solve for x
    x = 2,048,863,114,800.24/1,734,138.80
  6. Step 6: Final answer
    x = 1,181,487.38

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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.