Home / 2,774,420.40-4,158,520.20-1,176,711.60

Finding the Fourth Proportional to 2,774,420.40, 4,158,520.20 and 1,176,711.60

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Solution

The fourth proportional to 2,774,420.40, 4,158,520.20 and 1,176,711.60 is: 1,763,748.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774,420.40 : 4,158,520.20 = 1,176,711.60 : x
  2. Step 2: Convert to fraction form
    2,774,420.40/4,158,520.20 = 1,176,711.60/x
  3. Step 3: Cross multiply
    2,774,420.40x = 4,158,520.20 × 1,176,711.60
  4. Step 4: Simplify right side
    2,774,420.40x = 4,893,378,958,174.32
  5. Step 5: Solve for x
    x = 4,893,378,958,174.32/2,774,420.40
  6. Step 6: Final answer
    x = 1,763,748.19

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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.