Home / 1,449,820.54-2,174,998.49-477,239.77

Finding the Fourth Proportional to 1,449,820.54, 2,174,998.49 and 477,239.77

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Solution

The fourth proportional to 1,449,820.54, 2,174,998.49 and 477,239.77 is: 715,947.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,820.54 : 2,174,998.49 = 477,239.77 : x
  2. Step 2: Convert to fraction form
    1,449,820.54/2,174,998.49 = 477,239.77/x
  3. Step 3: Cross multiply
    1,449,820.54x = 2,174,998.49 × 477,239.77
  4. Step 4: Simplify right side
    1,449,820.54x = 1,037,995,779,117.95
  5. Step 5: Solve for x
    x = 1,037,995,779,117.95/1,449,820.54
  6. Step 6: Final answer
    x = 715,947.77

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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.