Home / 7,122,554.82-10,683,739.08-1,731,189.69

Finding the Fourth Proportional to 7,122,554.82, 10,683,739.08 and 1,731,189.69

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Solution

The fourth proportional to 7,122,554.82, 10,683,739.08 and 1,731,189.69 is: 2,596,761.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,122,554.82 : 10,683,739.08 = 1,731,189.69 : x
  2. Step 2: Convert to fraction form
    7,122,554.82/10,683,739.08 = 1,731,189.69/x
  3. Step 3: Cross multiply
    7,122,554.82x = 10,683,739.08 × 1,731,189.69
  4. Step 4: Simplify right side
    7,122,554.82x = 18,495,578,945,946.09
  5. Step 5: Solve for x
    x = 18,495,578,945,946.09/7,122,554.82
  6. Step 6: Final answer
    x = 2,596,761.89

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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.