Home / 1,355,859.20-2,035,797.60-758,014.40

Finding the Fourth Proportional to 1,355,859.20, 2,035,797.60 and 758,014.40

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Solution

The fourth proportional to 1,355,859.20, 2,035,797.60 and 758,014.40 is: 1,138,144.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,859.20 : 2,035,797.60 = 758,014.40 : x
  2. Step 2: Convert to fraction form
    1,355,859.20/2,035,797.60 = 758,014.40/x
  3. Step 3: Cross multiply
    1,355,859.20x = 2,035,797.60 × 758,014.40
  4. Step 4: Simplify right side
    1,355,859.20x = 1,543,163,896,285.44
  5. Step 5: Solve for x
    x = 1,543,163,896,285.44/1,355,859.20
  6. Step 6: Final answer
    x = 1,138,144.65

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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.