Home / 2,191,435.24-3,024,124.30-1,224,573.47

Finding the Fourth Proportional to 2,191,435.24, 3,024,124.30 and 1,224,573.47

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Solution

The fourth proportional to 2,191,435.24, 3,024,124.30 and 1,224,573.47 is: 1,689,879.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,435.24 : 3,024,124.30 = 1,224,573.47 : x
  2. Step 2: Convert to fraction form
    2,191,435.24/3,024,124.30 = 1,224,573.47/x
  3. Step 3: Cross multiply
    2,191,435.24x = 3,024,124.30 × 1,224,573.47
  4. Step 4: Simplify right side
    2,191,435.24x = 3,703,262,381,639.45
  5. Step 5: Solve for x
    x = 3,703,262,381,639.45/2,191,435.24
  6. Step 6: Final answer
    x = 1,689,879.91

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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.