Home / 3,072,480.48-4,240,782-1,866,267.36

Finding the Fourth Proportional to 3,072,480.48, 4,240,782 and 1,866,267.36

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Solution

The fourth proportional to 3,072,480.48, 4,240,782 and 1,866,267.36 is: 2,575,909.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,480.48 : 4,240,782 = 1,866,267.36 : x
  2. Step 2: Convert to fraction form
    3,072,480.48/4,240,782 = 1,866,267.36/x
  3. Step 3: Cross multiply
    3,072,480.48x = 4,240,782 × 1,866,267.36
  4. Step 4: Simplify right side
    3,072,480.48x = 7,914,433,027,475.52
  5. Step 5: Solve for x
    x = 7,914,433,027,475.52/3,072,480.48
  6. Step 6: Final answer
    x = 2,575,909.95

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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.