Home / 1,273,434.34-1,909,494.19-374,759.39

Finding the Fourth Proportional to 1,273,434.34, 1,909,494.19 and 374,759.39

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Solution

The fourth proportional to 1,273,434.34, 1,909,494.19 and 374,759.39 is: 561,945.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,434.34 : 1,909,494.19 = 374,759.39 : x
  2. Step 2: Convert to fraction form
    1,273,434.34/1,909,494.19 = 374,759.39/x
  3. Step 3: Cross multiply
    1,273,434.34x = 1,909,494.19 × 374,759.39
  4. Step 4: Simplify right side
    1,273,434.34x = 715,600,877,852.94
  5. Step 5: Solve for x
    x = 715,600,877,852.94/1,273,434.34
  6. Step 6: Final answer
    x = 561,945.64

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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.