Home / 2,012,424.67-3,018,637.01-1,379,419.39

Finding the Fourth Proportional to 2,012,424.67, 3,018,637.01 and 1,379,419.39

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Solution

The fourth proportional to 2,012,424.67, 3,018,637.01 and 1,379,419.39 is: 2,069,129.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,424.67 : 3,018,637.01 = 1,379,419.39 : x
  2. Step 2: Convert to fraction form
    2,012,424.67/3,018,637.01 = 1,379,419.39/x
  3. Step 3: Cross multiply
    2,012,424.67x = 3,018,637.01 × 1,379,419.39
  4. Step 4: Simplify right side
    2,012,424.67x = 4,163,966,416,068.53
  5. Step 5: Solve for x
    x = 4,163,966,416,068.53/2,012,424.67
  6. Step 6: Final answer
    x = 2,069,129.09

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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.