Home / 3,462,433.46-4,778,405.55-1,913,661.83

Finding the Fourth Proportional to 3,462,433.46, 4,778,405.55 and 1,913,661.83

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Solution

The fourth proportional to 3,462,433.46, 4,778,405.55 and 1,913,661.83 is: 2,640,990.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462,433.46 : 4,778,405.55 = 1,913,661.83 : x
  2. Step 2: Convert to fraction form
    3,462,433.46/4,778,405.55 = 1,913,661.83/x
  3. Step 3: Cross multiply
    3,462,433.46x = 4,778,405.55 × 1,913,661.83
  4. Step 4: Simplify right side
    3,462,433.46x = 9,144,252,285,403.13
  5. Step 5: Solve for x
    x = 9,144,252,285,403.13/3,462,433.46
  6. Step 6: Final answer
    x = 2,640,990.04

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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.