Home / 1,247,582.24-1,721,661.42-703,716.32

Finding the Fourth Proportional to 1,247,582.24, 1,721,661.42 and 703,716.32

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Solution

The fourth proportional to 1,247,582.24, 1,721,661.42 and 703,716.32 is: 971,127.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,582.24 : 1,721,661.42 = 703,716.32 : x
  2. Step 2: Convert to fraction form
    1,247,582.24/1,721,661.42 = 703,716.32/x
  3. Step 3: Cross multiply
    1,247,582.24x = 1,721,661.42 × 703,716.32
  4. Step 4: Simplify right side
    1,247,582.24x = 1,211,561,238,768.37
  5. Step 5: Solve for x
    x = 1,211,561,238,768.37/1,247,582.24
  6. Step 6: Final answer
    x = 971,127.35

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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.