Home / 1,444,751.42-2,167,148.30-686,670.24

Finding the Fourth Proportional to 1,444,751.42, 2,167,148.30 and 686,670.24

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Solution

The fourth proportional to 1,444,751.42, 2,167,148.30 and 686,670.24 is: 1,030,015.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,751.42 : 2,167,148.30 = 686,670.24 : x
  2. Step 2: Convert to fraction form
    1,444,751.42/2,167,148.30 = 686,670.24/x
  3. Step 3: Cross multiply
    1,444,751.42x = 2,167,148.30 × 686,670.24
  4. Step 4: Simplify right side
    1,444,751.42x = 1,488,116,229,007.50
  5. Step 5: Solve for x
    x = 1,488,116,229,007.50/1,444,751.42
  6. Step 6: Final answer
    x = 1,030,015.42

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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.