Home / 3,949,148.40-5,923,285.20-1,109,547.60

Finding the Fourth Proportional to 3,949,148.40, 5,923,285.20 and 1,109,547.60

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Solution

The fourth proportional to 3,949,148.40, 5,923,285.20 and 1,109,547.60 is: 1,664,198.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949,148.40 : 5,923,285.20 = 1,109,547.60 : x
  2. Step 2: Convert to fraction form
    3,949,148.40/5,923,285.20 = 1,109,547.60/x
  3. Step 3: Cross multiply
    3,949,148.40x = 5,923,285.20 × 1,109,547.60
  4. Step 4: Simplify right side
    3,949,148.40x = 6,572,166,877,775.52
  5. Step 5: Solve for x
    x = 6,572,166,877,775.52/3,949,148.40
  6. Step 6: Final answer
    x = 1,664,198.51

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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.