Home / 936,005.70-1,404,008.55-922,008.90

Finding the Fourth Proportional to 936,005.70, 1,404,008.55 and 922,008.90

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Solution

The fourth proportional to 936,005.70, 1,404,008.55 and 922,008.90 is: 1,383,013.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,005.70 : 1,404,008.55 = 922,008.90 : x
  2. Step 2: Convert to fraction form
    936,005.70/1,404,008.55 = 922,008.90/x
  3. Step 3: Cross multiply
    936,005.70x = 1,404,008.55 × 922,008.90
  4. Step 4: Simplify right side
    936,005.70x = 1,294,508,378,776.10
  5. Step 5: Solve for x
    x = 1,294,508,378,776.10/936,005.70
  6. Step 6: Final answer
    x = 1,383,013.35

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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.