Home / 1,965,782.40-2,712,867.04-1,106,398.40

Finding the Fourth Proportional to 1,965,782.40, 2,712,867.04 and 1,106,398.40

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Solution

The fourth proportional to 1,965,782.40, 2,712,867.04 and 1,106,398.40 is: 1,526,878.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,782.40 : 2,712,867.04 = 1,106,398.40 : x
  2. Step 2: Convert to fraction form
    1,965,782.40/2,712,867.04 = 1,106,398.40/x
  3. Step 3: Cross multiply
    1,965,782.40x = 2,712,867.04 × 1,106,398.40
  4. Step 4: Simplify right side
    1,965,782.40x = 3,001,511,752,468.74
  5. Step 5: Solve for x
    x = 3,001,511,752,468.74/1,965,782.40
  6. Step 6: Final answer
    x = 1,526,878.94

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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.