Home / 1,461,118.47-2,016,168.87-807,656.23

Finding the Fourth Proportional to 1,461,118.47, 2,016,168.87 and 807,656.23

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Solution

The fourth proportional to 1,461,118.47, 2,016,168.87 and 807,656.23 is: 1,114,469.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,118.47 : 2,016,168.87 = 807,656.23 : x
  2. Step 2: Convert to fraction form
    1,461,118.47/2,016,168.87 = 807,656.23/x
  3. Step 3: Cross multiply
    1,461,118.47x = 2,016,168.87 × 807,656.23
  4. Step 4: Simplify right side
    1,461,118.47x = 1,628,371,348,587.56
  5. Step 5: Solve for x
    x = 1,628,371,348,587.56/1,461,118.47
  6. Step 6: Final answer
    x = 1,114,469.07

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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.