Home / 3,013,032.61-4,158,647.04-1,980,635.77

Finding the Fourth Proportional to 3,013,032.61, 4,158,647.04 and 1,980,635.77

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Solution

The fourth proportional to 3,013,032.61, 4,158,647.04 and 1,980,635.77 is: 2,733,712.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013,032.61 : 4,158,647.04 = 1,980,635.77 : x
  2. Step 2: Convert to fraction form
    3,013,032.61/4,158,647.04 = 1,980,635.77/x
  3. Step 3: Cross multiply
    3,013,032.61x = 4,158,647.04 × 1,980,635.77
  4. Step 4: Simplify right side
    3,013,032.61x = 8,236,765,082,228.62
  5. Step 5: Solve for x
    x = 8,236,765,082,228.62/3,013,032.61
  6. Step 6: Final answer
    x = 2,733,712.56

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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.