Home / 2,172,820.41-2,999,043.36-1,484,770.77

Finding the Fourth Proportional to 2,172,820.41, 2,999,043.36 and 1,484,770.77

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Solution

The fourth proportional to 2,172,820.41, 2,999,043.36 and 1,484,770.77 is: 2,049,360.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,820.41 : 2,999,043.36 = 1,484,770.77 : x
  2. Step 2: Convert to fraction form
    2,172,820.41/2,999,043.36 = 1,484,770.77/x
  3. Step 3: Cross multiply
    2,172,820.41x = 2,999,043.36 × 1,484,770.77
  4. Step 4: Simplify right side
    2,172,820.41x = 4,452,891,918,890.59
  5. Step 5: Solve for x
    x = 4,452,891,918,890.59/2,172,820.41
  6. Step 6: Final answer
    x = 2,049,360.31

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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.