Home / 1,657,280.88-2,287,167.30-1,012,824.36

Finding the Fourth Proportional to 1,657,280.88, 2,287,167.30 and 1,012,824.36

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Solution

The fourth proportional to 1,657,280.88, 2,287,167.30 and 1,012,824.36 is: 1,397,770.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,280.88 : 2,287,167.30 = 1,012,824.36 : x
  2. Step 2: Convert to fraction form
    1,657,280.88/2,287,167.30 = 1,012,824.36/x
  3. Step 3: Cross multiply
    1,657,280.88x = 2,287,167.30 × 1,012,824.36
  4. Step 4: Simplify right side
    1,657,280.88x = 2,316,498,756,835.43
  5. Step 5: Solve for x
    x = 2,316,498,756,835.43/1,657,280.88
  6. Step 6: Final answer
    x = 1,397,770.76

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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.