Home / 947,050.20-1,419,020.10-788,419.80

Finding the Fourth Proportional to 947,050.20, 1,419,020.10 and 788,419.80

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Solution

The fourth proportional to 947,050.20, 1,419,020.10 and 788,419.80 is: 1,181,335.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,050.20 : 1,419,020.10 = 788,419.80 : x
  2. Step 2: Convert to fraction form
    947,050.20/1,419,020.10 = 788,419.80/x
  3. Step 3: Cross multiply
    947,050.20x = 1,419,020.10 × 788,419.80
  4. Step 4: Simplify right side
    947,050.20x = 1,118,783,543,437.98
  5. Step 5: Solve for x
    x = 1,118,783,543,437.98/947,050.20
  6. Step 6: Final answer
    x = 1,181,335.00

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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.