Home / 1,581,520-2,366,328-1,109,127.04

Finding the Fourth Proportional to 1,581,520, 2,366,328 and 1,109,127.04

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Solution

The fourth proportional to 1,581,520, 2,366,328 and 1,109,127.04 is: 1,659,516.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,520 : 2,366,328 = 1,109,127.04 : x
  2. Step 2: Convert to fraction form
    1,581,520/2,366,328 = 1,109,127.04/x
  3. Step 3: Cross multiply
    1,581,520x = 2,366,328 × 1,109,127.04
  4. Step 4: Simplify right side
    1,581,520x = 2,624,558,370,309.12
  5. Step 5: Solve for x
    x = 2,624,558,370,309.12/1,581,520
  6. Step 6: Final answer
    x = 1,659,516.40

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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.