Home / 1,409,477.10-1,945,092.66-764,902.86

Finding the Fourth Proportional to 1,409,477.10, 1,945,092.66 and 764,902.86

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Solution

The fourth proportional to 1,409,477.10, 1,945,092.66 and 764,902.86 is: 1,055,573.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,477.10 : 1,945,092.66 = 764,902.86 : x
  2. Step 2: Convert to fraction form
    1,409,477.10/1,945,092.66 = 764,902.86/x
  3. Step 3: Cross multiply
    1,409,477.10x = 1,945,092.66 × 764,902.86
  4. Step 4: Simplify right side
    1,409,477.10x = 1,487,806,938,599.01
  5. Step 5: Solve for x
    x = 1,487,806,938,599.01/1,409,477.10
  6. Step 6: Final answer
    x = 1,055,573.69

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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.