Home / 1,822,638.02-2,515,261.59-1,006,824.80

Finding the Fourth Proportional to 1,822,638.02, 2,515,261.59 and 1,006,824.80

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Solution

The fourth proportional to 1,822,638.02, 2,515,261.59 and 1,006,824.80 is: 1,389,429.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822,638.02 : 2,515,261.59 = 1,006,824.80 : x
  2. Step 2: Convert to fraction form
    1,822,638.02/2,515,261.59 = 1,006,824.80/x
  3. Step 3: Cross multiply
    1,822,638.02x = 2,515,261.59 × 1,006,824.80
  4. Step 4: Simplify right side
    1,822,638.02x = 2,532,427,747,299.43
  5. Step 5: Solve for x
    x = 2,532,427,747,299.43/1,822,638.02
  6. Step 6: Final answer
    x = 1,389,429.89

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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.