Home / 1,012,923.14-1,519,384.64-413,883.70

Finding the Fourth Proportional to 1,012,923.14, 1,519,384.64 and 413,883.70

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Solution

The fourth proportional to 1,012,923.14, 1,519,384.64 and 413,883.70 is: 620,825.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,923.14 : 1,519,384.64 = 413,883.70 : x
  2. Step 2: Convert to fraction form
    1,012,923.14/1,519,384.64 = 413,883.70/x
  3. Step 3: Cross multiply
    1,012,923.14x = 1,519,384.64 × 413,883.70
  4. Step 4: Simplify right side
    1,012,923.14x = 628,848,536,526.37
  5. Step 5: Solve for x
    x = 628,848,536,526.37/1,012,923.14
  6. Step 6: Final answer
    x = 620,825.52

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1.5x scale

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.