Home / 3,555,749.20-4,906,946.81-1,924,156.40

Finding the Fourth Proportional to 3,555,749.20, 4,906,946.81 and 1,924,156.40

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Solution

The fourth proportional to 3,555,749.20, 4,906,946.81 and 1,924,156.40 is: 2,655,342.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555,749.20 : 4,906,946.81 = 1,924,156.40 : x
  2. Step 2: Convert to fraction form
    3,555,749.20/4,906,946.81 = 1,924,156.40/x
  3. Step 3: Cross multiply
    3,555,749.20x = 4,906,946.81 × 1,924,156.40
  4. Step 4: Simplify right side
    3,555,749.20x = 9,441,733,089,196.74
  5. Step 5: Solve for x
    x = 9,441,733,089,196.74/3,555,749.20
  6. Step 6: Final answer
    x = 2,655,342.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.