Home / 2,778,031.76-3,832,005.54-1,835,053.04

Finding the Fourth Proportional to 2,778,031.76, 3,832,005.54 and 1,835,053.04

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Solution

The fourth proportional to 2,778,031.76, 3,832,005.54 and 1,835,053.04 is: 2,531,264.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,031.76 : 3,832,005.54 = 1,835,053.04 : x
  2. Step 2: Convert to fraction form
    2,778,031.76/3,832,005.54 = 1,835,053.04/x
  3. Step 3: Cross multiply
    2,778,031.76x = 3,832,005.54 × 1,835,053.04
  4. Step 4: Simplify right side
    2,778,031.76x = 7,031,933,415,473.84
  5. Step 5: Solve for x
    x = 7,031,933,415,473.84/2,778,031.76
  6. Step 6: Final answer
    x = 2,531,264.59

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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.