Home / 2,221,703.52-3,065,946.48-1,203,105.12

Finding the Fourth Proportional to 2,221,703.52, 3,065,946.48 and 1,203,105.12

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Solution

The fourth proportional to 2,221,703.52, 3,065,946.48 and 1,203,105.12 is: 1,660,282.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,703.52 : 3,065,946.48 = 1,203,105.12 : x
  2. Step 2: Convert to fraction form
    2,221,703.52/3,065,946.48 = 1,203,105.12/x
  3. Step 3: Cross multiply
    2,221,703.52x = 3,065,946.48 × 1,203,105.12
  4. Step 4: Simplify right side
    2,221,703.52x = 3,688,655,907,733.98
  5. Step 5: Solve for x
    x = 3,688,655,907,733.98/2,221,703.52
  6. Step 6: Final answer
    x = 1,660,282.70

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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.