Home / 3,142,197.45-4,336,235.31-1,784,070.45

Finding the Fourth Proportional to 3,142,197.45, 4,336,235.31 and 1,784,070.45

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Solution

The fourth proportional to 3,142,197.45, 4,336,235.31 and 1,784,070.45 is: 2,462,018.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,197.45 : 4,336,235.31 = 1,784,070.45 : x
  2. Step 2: Convert to fraction form
    3,142,197.45/4,336,235.31 = 1,784,070.45/x
  3. Step 3: Cross multiply
    3,142,197.45x = 4,336,235.31 × 1,784,070.45
  4. Step 4: Simplify right side
    3,142,197.45x = 7,736,149,280,817.59
  5. Step 5: Solve for x
    x = 7,736,149,280,817.59/3,142,197.45
  6. Step 6: Final answer
    x = 2,462,018.83

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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.