Home / 2,129,933.79-3,196,063.17-1,233,127.08

Finding the Fourth Proportional to 2,129,933.79, 3,196,063.17 and 1,233,127.08

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Solution

The fourth proportional to 2,129,933.79, 3,196,063.17 and 1,233,127.08 is: 1,850,363.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,933.79 : 3,196,063.17 = 1,233,127.08 : x
  2. Step 2: Convert to fraction form
    2,129,933.79/3,196,063.17 = 1,233,127.08/x
  3. Step 3: Cross multiply
    2,129,933.79x = 3,196,063.17 × 1,233,127.08
  4. Step 4: Simplify right side
    2,129,933.79x = 3,941,152,044,317.64
  5. Step 5: Solve for x
    x = 3,941,152,044,317.64/2,129,933.79
  6. Step 6: Final answer
    x = 1,850,363.64

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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.