Home / 1,155,791.34-1,595,063.07-646,528.14

Finding the Fourth Proportional to 1,155,791.34, 1,595,063.07 and 646,528.14

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Solution

The fourth proportional to 1,155,791.34, 1,595,063.07 and 646,528.14 is: 892,248.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,791.34 : 1,595,063.07 = 646,528.14 : x
  2. Step 2: Convert to fraction form
    1,155,791.34/1,595,063.07 = 646,528.14/x
  3. Step 3: Cross multiply
    1,155,791.34x = 1,595,063.07 × 646,528.14
  4. Step 4: Simplify right side
    1,155,791.34x = 1,031,253,159,829.79
  5. Step 5: Solve for x
    x = 1,031,253,159,829.79/1,155,791.34
  6. Step 6: Final answer
    x = 892,248.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.