Home / 5,221,564.40-7,205,883.12-2,929,894.58

Finding the Fourth Proportional to 5,221,564.40, 7,205,883.12 and 2,929,894.58

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Solution

The fourth proportional to 5,221,564.40, 7,205,883.12 and 2,929,894.58 is: 4,043,324.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,221,564.40 : 7,205,883.12 = 2,929,894.58 : x
  2. Step 2: Convert to fraction form
    5,221,564.40/7,205,883.12 = 2,929,894.58/x
  3. Step 3: Cross multiply
    5,221,564.40x = 7,205,883.12 × 2,929,894.58
  4. Step 4: Simplify right side
    5,221,564.40x = 21,112,477,897,401.49
  5. Step 5: Solve for x
    x = 21,112,477,897,401.49/5,221,564.40
  6. Step 6: Final answer
    x = 4,043,324.24

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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.