Home / 1,474,299.63-2,035,161.24-991,145

Finding the Fourth Proportional to 1,474,299.63, 2,035,161.24 and 991,145

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Solution

The fourth proportional to 1,474,299.63, 2,035,161.24 and 991,145 is: 1,368,202.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,299.63 : 2,035,161.24 = 991,145 : x
  2. Step 2: Convert to fraction form
    1,474,299.63/2,035,161.24 = 991,145/x
  3. Step 3: Cross multiply
    1,474,299.63x = 2,035,161.24 × 991,145
  4. Step 4: Simplify right side
    1,474,299.63x = 2,017,139,887,219.80
  5. Step 5: Solve for x
    x = 2,017,139,887,219.80/1,474,299.63
  6. Step 6: Final answer
    x = 1,368,202.13

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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.