Home / 1,100,311.60-1,650,467.40-960,343.60

Finding the Fourth Proportional to 1,100,311.60, 1,650,467.40 and 960,343.60

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Solution

The fourth proportional to 1,100,311.60, 1,650,467.40 and 960,343.60 is: 1,440,515.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,311.60 : 1,650,467.40 = 960,343.60 : x
  2. Step 2: Convert to fraction form
    1,100,311.60/1,650,467.40 = 960,343.60/x
  3. Step 3: Cross multiply
    1,100,311.60x = 1,650,467.40 × 960,343.60
  4. Step 4: Simplify right side
    1,100,311.60x = 1,585,015,804,598.64
  5. Step 5: Solve for x
    x = 1,585,015,804,598.64/1,100,311.60
  6. Step 6: Final answer
    x = 1,440,515.40

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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.