Home / 2,852,431.35-4,278,802.85-722,533.92

Finding the Fourth Proportional to 2,852,431.35, 4,278,802.85 and 722,533.92

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Solution

The fourth proportional to 2,852,431.35, 4,278,802.85 and 722,533.92 is: 1,083,840.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,852,431.35 : 4,278,802.85 = 722,533.92 : x
  2. Step 2: Convert to fraction form
    2,852,431.35/4,278,802.85 = 722,533.92/x
  3. Step 3: Cross multiply
    2,852,431.35x = 4,278,802.85 × 722,533.92
  4. Step 4: Simplify right side
    2,852,431.35x = 3,091,580,205,269.39
  5. Step 5: Solve for x
    x = 3,091,580,205,269.39/2,852,431.35
  6. Step 6: Final answer
    x = 1,083,840.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.