Home / 1,416,504.24-1,954,726.20-771,911.28

Finding the Fourth Proportional to 1,416,504.24, 1,954,726.20 and 771,911.28

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Solution

The fourth proportional to 1,416,504.24, 1,954,726.20 and 771,911.28 is: 1,065,210.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,504.24 : 1,954,726.20 = 771,911.28 : x
  2. Step 2: Convert to fraction form
    1,416,504.24/1,954,726.20 = 771,911.28/x
  3. Step 3: Cross multiply
    1,416,504.24x = 1,954,726.20 × 771,911.28
  4. Step 4: Simplify right side
    1,416,504.24x = 1,508,875,203,091.54
  5. Step 5: Solve for x
    x = 1,508,875,203,091.54/1,416,504.24
  6. Step 6: Final answer
    x = 1,065,210.51

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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.