Home / 1,299,768.56-1,793,524.32-748,663.50

Finding the Fourth Proportional to 1,299,768.56, 1,793,524.32 and 748,663.50

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Solution

The fourth proportional to 1,299,768.56, 1,793,524.32 and 748,663.50 is: 1,033,065.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,768.56 : 1,793,524.32 = 748,663.50 : x
  2. Step 2: Convert to fraction form
    1,299,768.56/1,793,524.32 = 748,663.50/x
  3. Step 3: Cross multiply
    1,299,768.56x = 1,793,524.32 × 748,663.50
  4. Step 4: Simplify right side
    1,299,768.56x = 1,342,746,191,003.00
  5. Step 5: Solve for x
    x = 1,342,746,191,003.00/1,299,768.56
  6. Step 6: Final answer
    x = 1,033,065.61

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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.