Home / 1,857,857.87-2,786,791.05-510,038.93

Finding the Fourth Proportional to 1,857,857.87, 2,786,791.05 and 510,038.93

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Solution

The fourth proportional to 1,857,857.87, 2,786,791.05 and 510,038.93 is: 765,059.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,857.87 : 2,786,791.05 = 510,038.93 : x
  2. Step 2: Convert to fraction form
    1,857,857.87/2,786,791.05 = 510,038.93/x
  3. Step 3: Cross multiply
    1,857,857.87x = 2,786,791.05 × 510,038.93
  4. Step 4: Simplify right side
    1,857,857.87x = 1,421,371,918,001.34
  5. Step 5: Solve for x
    x = 1,421,371,918,001.34/1,857,857.87
  6. Step 6: Final answer
    x = 765,059.56

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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.