Home / 2,124,677.58-3,187,957.05-1,113,558.54

Finding the Fourth Proportional to 2,124,677.58, 3,187,957.05 and 1,113,558.54

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Solution

The fourth proportional to 2,124,677.58, 3,187,957.05 and 1,113,558.54 is: 1,670,830.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,677.58 : 3,187,957.05 = 1,113,558.54 : x
  2. Step 2: Convert to fraction form
    2,124,677.58/3,187,957.05 = 1,113,558.54/x
  3. Step 3: Cross multiply
    2,124,677.58x = 3,187,957.05 × 1,113,558.54
  4. Step 4: Simplify right side
    2,124,677.58x = 3,549,976,798,180.71
  5. Step 5: Solve for x
    x = 3,549,976,798,180.71/2,124,677.58
  6. Step 6: Final answer
    x = 1,670,830.83

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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.