Home / 4,518,420.60-6,777,587.70-1,106,722.20

Finding the Fourth Proportional to 4,518,420.60, 6,777,587.70 and 1,106,722.20

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Solution

The fourth proportional to 4,518,420.60, 6,777,587.70 and 1,106,722.20 is: 1,660,072.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518,420.60 : 6,777,587.70 = 1,106,722.20 : x
  2. Step 2: Convert to fraction form
    4,518,420.60/6,777,587.70 = 1,106,722.20/x
  3. Step 3: Cross multiply
    4,518,420.60x = 6,777,587.70 × 1,106,722.20
  4. Step 4: Simplify right side
    4,518,420.60x = 7,500,906,770,036.94
  5. Step 5: Solve for x
    x = 7,500,906,770,036.94/4,518,420.60
  6. Step 6: Final answer
    x = 1,660,072.72

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1.5x scale

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.