Home / 3,579,427.13-4,939,712.49-1,947,937.88

Finding the Fourth Proportional to 3,579,427.13, 4,939,712.49 and 1,947,937.88

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Solution

The fourth proportional to 3,579,427.13, 4,939,712.49 and 1,947,937.88 is: 2,688,210.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579,427.13 : 4,939,712.49 = 1,947,937.88 : x
  2. Step 2: Convert to fraction form
    3,579,427.13/4,939,712.49 = 1,947,937.88/x
  3. Step 3: Cross multiply
    3,579,427.13x = 4,939,712.49 × 1,947,937.88
  4. Step 4: Simplify right side
    3,579,427.13x = 9,622,253,050,881.56
  5. Step 5: Solve for x
    x = 9,622,253,050,881.56/3,579,427.13
  6. Step 6: Final answer
    x = 2,688,210.35

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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.