Home / 1,213,160.76-1,819,675.53-371,714.94

Finding the Fourth Proportional to 1,213,160.76, 1,819,675.53 and 371,714.94

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Solution

The fourth proportional to 1,213,160.76, 1,819,675.53 and 371,714.94 is: 557,552.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,160.76 : 1,819,675.53 = 371,714.94 : x
  2. Step 2: Convert to fraction form
    1,213,160.76/1,819,675.53 = 371,714.94/x
  3. Step 3: Cross multiply
    1,213,160.76x = 1,819,675.53 × 371,714.94
  4. Step 4: Simplify right side
    1,213,160.76x = 676,400,580,453.42
  5. Step 5: Solve for x
    x = 676,400,580,453.42/1,213,160.76
  6. Step 6: Final answer
    x = 557,552.31

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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.