Home / 1,965,184.80-2,712,007.98-1,105,775.52

Finding the Fourth Proportional to 1,965,184.80, 2,712,007.98 and 1,105,775.52

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Solution

The fourth proportional to 1,965,184.80, 2,712,007.98 and 1,105,775.52 is: 1,526,000.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,184.80 : 2,712,007.98 = 1,105,775.52 : x
  2. Step 2: Convert to fraction form
    1,965,184.80/2,712,007.98 = 1,105,775.52/x
  3. Step 3: Cross multiply
    1,965,184.80x = 2,712,007.98 × 1,105,775.52
  4. Step 4: Simplify right side
    1,965,184.80x = 2,998,872,034,328.65
  5. Step 5: Solve for x
    x = 2,998,872,034,328.65/1,965,184.80
  6. Step 6: Final answer
    x = 1,526,000.02

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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.