Home / 1,965,557.70-2,712,460.92-1,106,132.28

Finding the Fourth Proportional to 1,965,557.70, 2,712,460.92 and 1,106,132.28

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Solution

The fourth proportional to 1,965,557.70, 2,712,460.92 and 1,106,132.28 is: 1,526,457.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,557.70 : 2,712,460.92 = 1,106,132.28 : x
  2. Step 2: Convert to fraction form
    1,965,557.70/2,712,460.92 = 1,106,132.28/x
  3. Step 3: Cross multiply
    1,965,557.70x = 2,712,460.92 × 1,106,132.28
  4. Step 4: Simplify right side
    1,965,557.70x = 3,000,340,581,850.50
  5. Step 5: Solve for x
    x = 3,000,340,581,850.50/1,965,557.70
  6. Step 6: Final answer
    x = 1,526,457.65

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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.