Home / 1,099,148.54-1,648,957.86-340,973.55

Finding the Fourth Proportional to 1,099,148.54, 1,648,957.86 and 340,973.55

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Solution

The fourth proportional to 1,099,148.54, 1,648,957.86 and 340,973.55 is: 511,533.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,148.54 : 1,648,957.86 = 340,973.55 : x
  2. Step 2: Convert to fraction form
    1,099,148.54/1,648,957.86 = 340,973.55/x
  3. Step 3: Cross multiply
    1,099,148.54x = 1,648,957.86 × 340,973.55
  4. Step 4: Simplify right side
    1,099,148.54x = 562,251,015,324.60
  5. Step 5: Solve for x
    x = 562,251,015,324.60/1,099,148.54
  6. Step 6: Final answer
    x = 511,533.24

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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.