Home / 2,556,330.72-3,836,478.96-960,345.60

Finding the Fourth Proportional to 2,556,330.72, 3,836,478.96 and 960,345.60

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Solution

The fourth proportional to 2,556,330.72, 3,836,478.96 and 960,345.60 is: 1,441,263.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,556,330.72 : 3,836,478.96 = 960,345.60 : x
  2. Step 2: Convert to fraction form
    2,556,330.72/3,836,478.96 = 960,345.60/x
  3. Step 3: Cross multiply
    2,556,330.72x = 3,836,478.96 × 960,345.60
  4. Step 4: Simplify right side
    2,556,330.72x = 3,684,345,688,728.58
  5. Step 5: Solve for x
    x = 3,684,345,688,728.58/2,556,330.72
  6. Step 6: Final answer
    x = 1,441,263.32

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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.