Home / 1,983,715.73-2,700,904.69-1,977,417.17

Finding the Fourth Proportional to 1,983,715.73, 2,700,904.69 and 1,977,417.17

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Solution

The fourth proportional to 1,983,715.73, 2,700,904.69 and 1,977,417.17 is: 2,692,328.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983,715.73 : 2,700,904.69 = 1,977,417.17 : x
  2. Step 2: Convert to fraction form
    1,983,715.73/2,700,904.69 = 1,977,417.17/x
  3. Step 3: Cross multiply
    1,983,715.73x = 2,700,904.69 × 1,977,417.17
  4. Step 4: Simplify right side
    1,983,715.73x = 5,340,815,285,147.92
  5. Step 5: Solve for x
    x = 5,340,815,285,147.92/1,983,715.73
  6. Step 6: Final answer
    x = 2,692,328.96

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.