Home / 1,366,656.40-2,051,539.80-806,006.80

Finding the Fourth Proportional to 1,366,656.40, 2,051,539.80 and 806,006.80

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Solution

The fourth proportional to 1,366,656.40, 2,051,539.80 and 806,006.80 is: 1,209,927.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,656.40 : 2,051,539.80 = 806,006.80 : x
  2. Step 2: Convert to fraction form
    1,366,656.40/2,051,539.80 = 806,006.80/x
  3. Step 3: Cross multiply
    1,366,656.40x = 2,051,539.80 × 806,006.80
  4. Step 4: Simplify right side
    1,366,656.40x = 1,653,555,029,270.64
  5. Step 5: Solve for x
    x = 1,653,555,029,270.64/1,366,656.40
  6. Step 6: Final answer
    x = 1,209,927.40

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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.