Home / 1,556,906.60-2,335,141.20-492,056.30

Finding the Fourth Proportional to 1,556,906.60, 2,335,141.20 and 492,056.30

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Solution

The fourth proportional to 1,556,906.60, 2,335,141.20 and 492,056.30 is: 738,015.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,906.60 : 2,335,141.20 = 492,056.30 : x
  2. Step 2: Convert to fraction form
    1,556,906.60/2,335,141.20 = 492,056.30/x
  3. Step 3: Cross multiply
    1,556,906.60x = 2,335,141.20 × 492,056.30
  4. Step 4: Simplify right side
    1,556,906.60x = 1,149,020,938,849.56
  5. Step 5: Solve for x
    x = 1,149,020,938,849.56/1,556,906.60
  6. Step 6: Final answer
    x = 738,015.33

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Double scale
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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.