Home / 736,742.20-1,105,113.30-731,493.40

Finding the Fourth Proportional to 736,742.20, 1,105,113.30 and 731,493.40

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Solution

The fourth proportional to 736,742.20, 1,105,113.30 and 731,493.40 is: 1,097,240.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,742.20 : 1,105,113.30 = 731,493.40 : x
  2. Step 2: Convert to fraction form
    736,742.20/1,105,113.30 = 731,493.40/x
  3. Step 3: Cross multiply
    736,742.20x = 1,105,113.30 × 731,493.40
  4. Step 4: Simplify right side
    736,742.20x = 808,383,085,202.22
  5. Step 5: Solve for x
    x = 808,383,085,202.22/736,742.20
  6. Step 6: Final answer
    x = 1,097,240.10

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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.