Home / 3,219,527.68-4,441,979.30-1,929,897.52

Finding the Fourth Proportional to 3,219,527.68, 4,441,979.30 and 1,929,897.52

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Solution

The fourth proportional to 3,219,527.68, 4,441,979.30 and 1,929,897.52 is: 2,662,677.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,527.68 : 4,441,979.30 = 1,929,897.52 : x
  2. Step 2: Convert to fraction form
    3,219,527.68/4,441,979.30 = 1,929,897.52/x
  3. Step 3: Cross multiply
    3,219,527.68x = 4,441,979.30 × 1,929,897.52
  4. Step 4: Simplify right side
    3,219,527.68x = 8,572,564,834,961.34
  5. Step 5: Solve for x
    x = 8,572,564,834,961.34/3,219,527.68
  6. Step 6: Final answer
    x = 2,662,677.79

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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.