Home / 1,020,983.78-1,531,475.58-273,010.34

Finding the Fourth Proportional to 1,020,983.78, 1,531,475.58 and 273,010.34

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Solution

The fourth proportional to 1,020,983.78, 1,531,475.58 and 273,010.34 is: 409,515.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,983.78 : 1,531,475.58 = 273,010.34 : x
  2. Step 2: Convert to fraction form
    1,020,983.78/1,531,475.58 = 273,010.34/x
  3. Step 3: Cross multiply
    1,020,983.78x = 1,531,475.58 × 273,010.34
  4. Step 4: Simplify right side
    1,020,983.78x = 418,108,668,797.50
  5. Step 5: Solve for x
    x = 418,108,668,797.50/1,020,983.78
  6. Step 6: Final answer
    x = 409,515.49

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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.