Home / 2,037,918-2,809,362.80-1,424,165.28

Finding the Fourth Proportional to 2,037,918, 2,809,362.80 and 1,424,165.28

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Solution

The fourth proportional to 2,037,918, 2,809,362.80 and 1,424,165.28 is: 1,963,276.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037,918 : 2,809,362.80 = 1,424,165.28 : x
  2. Step 2: Convert to fraction form
    2,037,918/2,809,362.80 = 1,424,165.28/x
  3. Step 3: Cross multiply
    2,037,918x = 2,809,362.80 × 1,424,165.28
  4. Step 4: Simplify right side
    2,037,918x = 4,000,996,958,683.58
  5. Step 5: Solve for x
    x = 4,000,996,958,683.58/2,037,918
  6. Step 6: Final answer
    x = 1,963,276.72

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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.