Home / 907,749.30-1,358,999.55-881,505.30

Finding the Fourth Proportional to 907,749.30, 1,358,999.55 and 881,505.30

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Solution

The fourth proportional to 907,749.30, 1,358,999.55 and 881,505.30 is: 1,319,709.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,749.30 : 1,358,999.55 = 881,505.30 : x
  2. Step 2: Convert to fraction form
    907,749.30/1,358,999.55 = 881,505.30/x
  3. Step 3: Cross multiply
    907,749.30x = 1,358,999.55 × 881,505.30
  4. Step 4: Simplify right side
    907,749.30x = 1,197,965,306,022.62
  5. Step 5: Solve for x
    x = 1,197,965,306,022.62/907,749.30
  6. Step 6: Final answer
    x = 1,319,709.42

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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.