Home / 936,749.70-1,405,124.55-922,752.90

Finding the Fourth Proportional to 936,749.70, 1,405,124.55 and 922,752.90

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Solution

The fourth proportional to 936,749.70, 1,405,124.55 and 922,752.90 is: 1,384,129.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,749.70 : 1,405,124.55 = 922,752.90 : x
  2. Step 2: Convert to fraction form
    936,749.70/1,405,124.55 = 922,752.90/x
  3. Step 3: Cross multiply
    936,749.70x = 1,405,124.55 × 922,752.90
  4. Step 4: Simplify right side
    936,749.70x = 1,296,582,753,373.70
  5. Step 5: Solve for x
    x = 1,296,582,753,373.70/936,749.70
  6. Step 6: Final answer
    x = 1,384,129.35

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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.