Home / 3,400,352.14-4,692,129.13-1,929,792.38

Finding the Fourth Proportional to 3,400,352.14, 4,692,129.13 and 1,929,792.38

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Solution

The fourth proportional to 3,400,352.14, 4,692,129.13 and 1,929,792.38 is: 2,662,910.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400,352.14 : 4,692,129.13 = 1,929,792.38 : x
  2. Step 2: Convert to fraction form
    3,400,352.14/4,692,129.13 = 1,929,792.38/x
  3. Step 3: Cross multiply
    3,400,352.14x = 4,692,129.13 × 1,929,792.38
  4. Step 4: Simplify right side
    3,400,352.14x = 9,054,835,041,050.03
  5. Step 5: Solve for x
    x = 9,054,835,041,050.03/3,400,352.14
  6. Step 6: Final answer
    x = 2,662,910.98

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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.