Home / 3,465,713.56-4,782,363.75-1,916,941.91

Finding the Fourth Proportional to 3,465,713.56, 4,782,363.75 and 1,916,941.91

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Solution

The fourth proportional to 3,465,713.56, 4,782,363.75 and 1,916,941.91 is: 2,645,202.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465,713.56 : 4,782,363.75 = 1,916,941.91 : x
  2. Step 2: Convert to fraction form
    3,465,713.56/4,782,363.75 = 1,916,941.91/x
  3. Step 3: Cross multiply
    3,465,713.56x = 4,782,363.75 × 1,916,941.91
  4. Step 4: Simplify right side
    3,465,713.56x = 9,167,513,501,239.76
  5. Step 5: Solve for x
    x = 9,167,513,501,239.76/3,465,713.56
  6. Step 6: Final answer
    x = 2,645,202.31

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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.