Home / 1,421,107.26-2,127,841.02-1,082,535

Finding the Fourth Proportional to 1,421,107.26, 2,127,841.02 and 1,082,535

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Solution

The fourth proportional to 1,421,107.26, 2,127,841.02 and 1,082,535 is: 1,620,892.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,421,107.26 : 2,127,841.02 = 1,082,535 : x
  2. Step 2: Convert to fraction form
    1,421,107.26/2,127,841.02 = 1,082,535/x
  3. Step 3: Cross multiply
    1,421,107.26x = 2,127,841.02 × 1,082,535
  4. Step 4: Simplify right side
    1,421,107.26x = 2,303,462,378,585.70
  5. Step 5: Solve for x
    x = 2,303,462,378,585.70/1,421,107.26
  6. Step 6: Final answer
    x = 1,620,892.70

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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.