Home / 3,167,166.42-4,749,746.34-1,145,142.77

Finding the Fourth Proportional to 3,167,166.42, 4,749,746.34 and 1,145,142.77

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Solution

The fourth proportional to 3,167,166.42, 4,749,746.34 and 1,145,142.77 is: 1,717,351.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167,166.42 : 4,749,746.34 = 1,145,142.77 : x
  2. Step 2: Convert to fraction form
    3,167,166.42/4,749,746.34 = 1,145,142.77/x
  3. Step 3: Cross multiply
    3,167,166.42x = 4,749,746.34 × 1,145,142.77
  4. Step 4: Simplify right side
    3,167,166.42x = 5,439,137,661,130.51
  5. Step 5: Solve for x
    x = 5,439,137,661,130.51/3,167,166.42
  6. Step 6: Final answer
    x = 1,717,351.39

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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.