Home / 838,914.16-1,157,954.52-570,797.68

Finding the Fourth Proportional to 838,914.16, 1,157,954.52 and 570,797.68

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Solution

The fourth proportional to 838,914.16, 1,157,954.52 and 570,797.68 is: 787,872.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,914.16 : 1,157,954.52 = 570,797.68 : x
  2. Step 2: Convert to fraction form
    838,914.16/1,157,954.52 = 570,797.68/x
  3. Step 3: Cross multiply
    838,914.16x = 1,157,954.52 × 570,797.68
  4. Step 4: Simplify right side
    838,914.16x = 660,957,753,561.51
  5. Step 5: Solve for x
    x = 660,957,753,561.51/838,914.16
  6. Step 6: Final answer
    x = 787,872.93

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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.