Home / 1,398,332-1,928,941.44-1,155,176.48

Finding the Fourth Proportional to 1,398,332, 1,928,941.44 and 1,155,176.48

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Solution

The fourth proportional to 1,398,332, 1,928,941.44 and 1,155,176.48 is: 1,593,518.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,332 : 1,928,941.44 = 1,155,176.48 : x
  2. Step 2: Convert to fraction form
    1,398,332/1,928,941.44 = 1,155,176.48/x
  3. Step 3: Cross multiply
    1,398,332x = 1,928,941.44 × 1,155,176.48
  4. Step 4: Simplify right side
    1,398,332x = 2,228,267,782,785.33
  5. Step 5: Solve for x
    x = 2,228,267,782,785.33/1,398,332
  6. Step 6: Final answer
    x = 1,593,518.41

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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.