Home / 1,820,469.18-2,513,191.94-1,329,887.94

Finding the Fourth Proportional to 1,820,469.18, 2,513,191.94 and 1,329,887.94

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Solution

The fourth proportional to 1,820,469.18, 2,513,191.94 and 1,329,887.94 is: 1,835,935.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,469.18 : 2,513,191.94 = 1,329,887.94 : x
  2. Step 2: Convert to fraction form
    1,820,469.18/2,513,191.94 = 1,329,887.94/x
  3. Step 3: Cross multiply
    1,820,469.18x = 2,513,191.94 × 1,329,887.94
  4. Step 4: Simplify right side
    1,820,469.18x = 3,342,263,645,261.76
  5. Step 5: Solve for x
    x = 3,342,263,645,261.76/1,820,469.18
  6. Step 6: Final answer
    x = 1,835,935.31

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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.