Home / 1,174,036.36-1,620,216.64-657,794.71

Finding the Fourth Proportional to 1,174,036.36, 1,620,216.64 and 657,794.71

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Solution

The fourth proportional to 1,174,036.36, 1,620,216.64 and 657,794.71 is: 907,782.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,036.36 : 1,620,216.64 = 657,794.71 : x
  2. Step 2: Convert to fraction form
    1,174,036.36/1,620,216.64 = 657,794.71/x
  3. Step 3: Cross multiply
    1,174,036.36x = 1,620,216.64 × 657,794.71
  4. Step 4: Simplify right side
    1,174,036.36x = 1,065,769,934,845.97
  5. Step 5: Solve for x
    x = 1,065,769,934,845.97/1,174,036.36
  6. Step 6: Final answer
    x = 907,782.73

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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.