Home / 4,254,559.50-6,378,259.59-1,978,927.68

Finding the Fourth Proportional to 4,254,559.50, 6,378,259.59 and 1,978,927.68

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Solution

The fourth proportional to 4,254,559.50, 6,378,259.59 and 1,978,927.68 is: 2,966,726.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254,559.50 : 6,378,259.59 = 1,978,927.68 : x
  2. Step 2: Convert to fraction form
    4,254,559.50/6,378,259.59 = 1,978,927.68/x
  3. Step 3: Cross multiply
    4,254,559.50x = 6,378,259.59 × 1,978,927.68
  4. Step 4: Simplify right side
    4,254,559.50x = 12,622,114,452,876.45
  5. Step 5: Solve for x
    x = 12,622,114,452,876.45/4,254,559.50
  6. Step 6: Final answer
    x = 2,966,726.51

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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.