Home / 1,116,711.48-1,541,198.64-657,802.32

Finding the Fourth Proportional to 1,116,711.48, 1,541,198.64 and 657,802.32

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Solution

The fourth proportional to 1,116,711.48, 1,541,198.64 and 657,802.32 is: 907,847.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,711.48 : 1,541,198.64 = 657,802.32 : x
  2. Step 2: Convert to fraction form
    1,116,711.48/1,541,198.64 = 657,802.32/x
  3. Step 3: Cross multiply
    1,116,711.48x = 1,541,198.64 × 657,802.32
  4. Step 4: Simplify right side
    1,116,711.48x = 1,013,804,040,972.84
  5. Step 5: Solve for x
    x = 1,013,804,040,972.84/1,116,711.48
  6. Step 6: Final answer
    x = 907,847.78

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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.