Home / 1,609,154.85-2,415,841.79-1,079,047.92

Finding the Fourth Proportional to 1,609,154.85, 2,415,841.79 and 1,079,047.92

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Solution

The fourth proportional to 1,609,154.85, 2,415,841.79 and 1,079,047.92 is: 1,619,986.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,154.85 : 2,415,841.79 = 1,079,047.92 : x
  2. Step 2: Convert to fraction form
    1,609,154.85/2,415,841.79 = 1,079,047.92/x
  3. Step 3: Cross multiply
    1,609,154.85x = 2,415,841.79 × 1,079,047.92
  4. Step 4: Simplify right side
    1,609,154.85x = 2,606,809,053,153.34
  5. Step 5: Solve for x
    x = 2,606,809,053,153.34/1,609,154.85
  6. Step 6: Final answer
    x = 1,619,986.45

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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.