Home / 1,857,416.72-2,562,146.37-1,167,995.34

Finding the Fourth Proportional to 1,857,416.72, 2,562,146.37 and 1,167,995.34

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Solution

The fourth proportional to 1,857,416.72, 2,562,146.37 and 1,167,995.34 is: 1,611,148.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,416.72 : 2,562,146.37 = 1,167,995.34 : x
  2. Step 2: Convert to fraction form
    1,857,416.72/2,562,146.37 = 1,167,995.34/x
  3. Step 3: Cross multiply
    1,857,416.72x = 2,562,146.37 × 1,167,995.34
  4. Step 4: Simplify right side
    1,857,416.72x = 2,992,575,020,557.92
  5. Step 5: Solve for x
    x = 2,992,575,020,557.92/1,857,416.72
  6. Step 6: Final answer
    x = 1,611,148.97

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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.