Home / 5,131,602.72-7,697,437.44-1,345,053.12

Finding the Fourth Proportional to 5,131,602.72, 7,697,437.44 and 1,345,053.12

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Solution

The fourth proportional to 5,131,602.72, 7,697,437.44 and 1,345,053.12 is: 2,017,588.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,131,602.72 : 7,697,437.44 = 1,345,053.12 : x
  2. Step 2: Convert to fraction form
    5,131,602.72/7,697,437.44 = 1,345,053.12/x
  3. Step 3: Cross multiply
    5,131,602.72x = 7,697,437.44 × 1,345,053.12
  4. Step 4: Simplify right side
    5,131,602.72x = 10,353,462,244,676.81
  5. Step 5: Solve for x
    x = 10,353,462,244,676.81/5,131,602.72
  6. Step 6: Final answer
    x = 2,017,588.42

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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.