Home / 1,270,113.48-1,752,762.24-697,158.36

Finding the Fourth Proportional to 1,270,113.48, 1,752,762.24 and 697,158.36

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Solution

The fourth proportional to 1,270,113.48, 1,752,762.24 and 697,158.36 is: 962,081.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,113.48 : 1,752,762.24 = 697,158.36 : x
  2. Step 2: Convert to fraction form
    1,270,113.48/1,752,762.24 = 697,158.36/x
  3. Step 3: Cross multiply
    1,270,113.48x = 1,752,762.24 × 697,158.36
  4. Step 4: Simplify right side
    1,270,113.48x = 1,221,952,848,708.33
  5. Step 5: Solve for x
    x = 1,221,952,848,708.33/1,270,113.48
  6. Step 6: Final answer
    x = 962,081.63

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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.