Home / 1,272,595.50-1,908,893.66-374,037.39

Finding the Fourth Proportional to 1,272,595.50, 1,908,893.66 and 374,037.39

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Solution

The fourth proportional to 1,272,595.50, 1,908,893.66 and 374,037.39 is: 561,056.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,595.50 : 1,908,893.66 = 374,037.39 : x
  2. Step 2: Convert to fraction form
    1,272,595.50/1,908,893.66 = 374,037.39/x
  3. Step 3: Cross multiply
    1,272,595.50x = 1,908,893.66 × 374,037.39
  4. Step 4: Simplify right side
    1,272,595.50x = 713,997,600,503.76
  5. Step 5: Solve for x
    x = 713,997,600,503.76/1,272,595.50
  6. Step 6: Final answer
    x = 561,056.20

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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.