Home / 1,346,262.72-1,857,847.86-734,428.56

Finding the Fourth Proportional to 1,346,262.72, 1,857,847.86 and 734,428.56

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Solution

The fourth proportional to 1,346,262.72, 1,857,847.86 and 734,428.56 is: 1,013,514.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,262.72 : 1,857,847.86 = 734,428.56 : x
  2. Step 2: Convert to fraction form
    1,346,262.72/1,857,847.86 = 734,428.56/x
  3. Step 3: Cross multiply
    1,346,262.72x = 1,857,847.86 × 734,428.56
  4. Step 4: Simplify right side
    1,346,262.72x = 1,364,456,528,518.88
  5. Step 5: Solve for x
    x = 1,364,456,528,518.88/1,346,262.72
  6. Step 6: Final answer
    x = 1,013,514.31

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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.