Home / 3,707,980-5,117,012.40-2,012,236

Finding the Fourth Proportional to 3,707,980, 5,117,012.40 and 2,012,236

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Solution

The fourth proportional to 3,707,980, 5,117,012.40 and 2,012,236 is: 2,776,885.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707,980 : 5,117,012.40 = 2,012,236 : x
  2. Step 2: Convert to fraction form
    3,707,980/5,117,012.40 = 2,012,236/x
  3. Step 3: Cross multiply
    3,707,980x = 5,117,012.40 × 2,012,236
  4. Step 4: Simplify right side
    3,707,980x = 10,296,636,563,726.40
  5. Step 5: Solve for x
    x = 10,296,636,563,726.40/3,707,980
  6. Step 6: Final answer
    x = 2,776,885.68

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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.