Home / 1,961,645.60-2,707,285.20-1,197,696.80

Finding the Fourth Proportional to 1,961,645.60, 2,707,285.20 and 1,197,696.80

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Solution

The fourth proportional to 1,961,645.60, 2,707,285.20 and 1,197,696.80 is: 1,652,952.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,961,645.60 : 2,707,285.20 = 1,197,696.80 : x
  2. Step 2: Convert to fraction form
    1,961,645.60/2,707,285.20 = 1,197,696.80/x
  3. Step 3: Cross multiply
    1,961,645.60x = 2,707,285.20 × 1,197,696.80
  4. Step 4: Simplify right side
    1,961,645.60x = 3,242,506,820,727.36
  5. Step 5: Solve for x
    x = 3,242,506,820,727.36/1,961,645.60
  6. Step 6: Final answer
    x = 1,652,952.41

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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.