Home / 1,690,313.54-2,332,374.57-954,999.45

Finding the Fourth Proportional to 1,690,313.54, 2,332,374.57 and 954,999.45

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Solution

The fourth proportional to 1,690,313.54, 2,332,374.57 and 954,999.45 is: 1,317,753.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,313.54 : 2,332,374.57 = 954,999.45 : x
  2. Step 2: Convert to fraction form
    1,690,313.54/2,332,374.57 = 954,999.45/x
  3. Step 3: Cross multiply
    1,690,313.54x = 2,332,374.57 × 954,999.45
  4. Step 4: Simplify right side
    1,690,313.54x = 2,227,416,431,543.99
  5. Step 5: Solve for x
    x = 2,227,416,431,543.99/1,690,313.54
  6. Step 6: Final answer
    x = 1,317,753.41

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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.