Home / 2,905,026.70-4,356,208.85-1,556,981.90

Finding the Fourth Proportional to 2,905,026.70, 4,356,208.85 and 1,556,981.90

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Solution

The fourth proportional to 2,905,026.70, 4,356,208.85 and 1,556,981.90 is: 2,334,759.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905,026.70 : 4,356,208.85 = 1,556,981.90 : x
  2. Step 2: Convert to fraction form
    2,905,026.70/4,356,208.85 = 1,556,981.90/x
  3. Step 3: Cross multiply
    2,905,026.70x = 4,356,208.85 × 1,556,981.90
  4. Step 4: Simplify right side
    2,905,026.70x = 6,782,538,332,069.82
  5. Step 5: Solve for x
    x = 6,782,538,332,069.82/2,905,026.70
  6. Step 6: Final answer
    x = 2,334,759.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.