Home / 1,940,646.84-2,911,531.50-803,198.76

Finding the Fourth Proportional to 1,940,646.84, 2,911,531.50 and 803,198.76

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Solution

The fourth proportional to 1,940,646.84, 2,911,531.50 and 803,198.76 is: 1,205,030.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,646.84 : 2,911,531.50 = 803,198.76 : x
  2. Step 2: Convert to fraction form
    1,940,646.84/2,911,531.50 = 803,198.76/x
  3. Step 3: Cross multiply
    1,940,646.84x = 2,911,531.50 × 803,198.76
  4. Step 4: Simplify right side
    1,940,646.84x = 2,338,538,490,500.94
  5. Step 5: Solve for x
    x = 2,338,538,490,500.94/1,940,646.84
  6. Step 6: Final answer
    x = 1,205,030.43

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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.