Home / 1,461,193.59-2,016,509.46-816,613.77

Finding the Fourth Proportional to 1,461,193.59, 2,016,509.46 and 816,613.77

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Solution

The fourth proportional to 1,461,193.59, 2,016,509.46 and 816,613.77 is: 1,126,961.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,193.59 : 2,016,509.46 = 816,613.77 : x
  2. Step 2: Convert to fraction form
    1,461,193.59/2,016,509.46 = 816,613.77/x
  3. Step 3: Cross multiply
    1,461,193.59x = 2,016,509.46 × 816,613.77
  4. Step 4: Simplify right side
    1,461,193.59x = 1,646,709,392,371.26
  5. Step 5: Solve for x
    x = 1,646,709,392,371.26/1,461,193.59
  6. Step 6: Final answer
    x = 1,126,961.82

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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.