Home / 2,124,465.54-3,187,640.14-1,113,347.10

Finding the Fourth Proportional to 2,124,465.54, 3,187,640.14 and 1,113,347.10

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Solution

The fourth proportional to 2,124,465.54, 3,187,640.14 and 1,113,347.10 is: 1,670,514.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,465.54 : 3,187,640.14 = 1,113,347.10 : x
  2. Step 2: Convert to fraction form
    2,124,465.54/3,187,640.14 = 1,113,347.10/x
  3. Step 3: Cross multiply
    2,124,465.54x = 3,187,640.14 × 1,113,347.10
  4. Step 4: Simplify right side
    2,124,465.54x = 3,548,949,905,712.59
  5. Step 5: Solve for x
    x = 3,548,949,905,712.59/2,124,465.54
  6. Step 6: Final answer
    x = 1,670,514.23

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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.