Home / 1,464,074.62-2,020,135.76-919,895.16

Finding the Fourth Proportional to 1,464,074.62, 2,020,135.76 and 919,895.16

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Solution

The fourth proportional to 1,464,074.62, 2,020,135.76 and 919,895.16 is: 1,269,274.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,074.62 : 2,020,135.76 = 919,895.16 : x
  2. Step 2: Convert to fraction form
    1,464,074.62/2,020,135.76 = 919,895.16/x
  3. Step 3: Cross multiply
    1,464,074.62x = 2,020,135.76 × 919,895.16
  4. Step 4: Simplify right side
    1,464,074.62x = 1,858,313,108,166.92
  5. Step 5: Solve for x
    x = 1,858,313,108,166.92/1,464,074.62
  6. Step 6: Final answer
    x = 1,269,274.86

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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.