Home / 3,579,419.88-4,939,703.30-1,947,932.52

Finding the Fourth Proportional to 3,579,419.88, 4,939,703.30 and 1,947,932.52

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Solution

The fourth proportional to 3,579,419.88, 4,939,703.30 and 1,947,932.52 is: 2,688,203.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579,419.88 : 4,939,703.30 = 1,947,932.52 : x
  2. Step 2: Convert to fraction form
    3,579,419.88/4,939,703.30 = 1,947,932.52/x
  3. Step 3: Cross multiply
    3,579,419.88x = 4,939,703.30 × 1,947,932.52
  4. Step 4: Simplify right side
    3,579,419.88x = 9,622,208,697,221.32
  5. Step 5: Solve for x
    x = 9,622,208,697,221.32/3,579,419.88
  6. Step 6: Final answer
    x = 2,688,203.40

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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.