Home / 1,838,208.12-2,535,691.82-1,102,972.35

Finding the Fourth Proportional to 1,838,208.12, 2,535,691.82 and 1,102,972.35

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Solution

The fourth proportional to 1,838,208.12, 2,535,691.82 and 1,102,972.35 is: 1,521,480.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,208.12 : 2,535,691.82 = 1,102,972.35 : x
  2. Step 2: Convert to fraction form
    1,838,208.12/2,535,691.82 = 1,102,972.35/x
  3. Step 3: Cross multiply
    1,838,208.12x = 2,535,691.82 × 1,102,972.35
  4. Step 4: Simplify right side
    1,838,208.12x = 2,796,797,960,066.32
  5. Step 5: Solve for x
    x = 2,796,797,960,066.32/1,838,208.12
  6. Step 6: Final answer
    x = 1,521,480.58

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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.