Home / 2,147,873.83-3,221,809.39-631,569.22

Finding the Fourth Proportional to 2,147,873.83, 3,221,809.39 and 631,569.22

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Solution

The fourth proportional to 2,147,873.83, 3,221,809.39 and 631,569.22 is: 947,353.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,873.83 : 3,221,809.39 = 631,569.22 : x
  2. Step 2: Convert to fraction form
    2,147,873.83/3,221,809.39 = 631,569.22/x
  3. Step 3: Cross multiply
    2,147,873.83x = 3,221,809.39 × 631,569.22
  4. Step 4: Simplify right side
    2,147,873.83x = 2,034,795,636,165.91
  5. Step 5: Solve for x
    x = 2,034,795,636,165.91/2,147,873.83
  6. Step 6: Final answer
    x = 947,353.43

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1.5x scale

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.