Home / 1,042,816.50-1,439,086.77-565,888.50

Finding the Fourth Proportional to 1,042,816.50, 1,439,086.77 and 565,888.50

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Solution

The fourth proportional to 1,042,816.50, 1,439,086.77 and 565,888.50 is: 780,926.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,816.50 : 1,439,086.77 = 565,888.50 : x
  2. Step 2: Convert to fraction form
    1,042,816.50/1,439,086.77 = 565,888.50/x
  3. Step 3: Cross multiply
    1,042,816.50x = 1,439,086.77 × 565,888.50
  4. Step 4: Simplify right side
    1,042,816.50x = 814,362,653,645.15
  5. Step 5: Solve for x
    x = 814,362,653,645.15/1,042,816.50
  6. Step 6: Final answer
    x = 780,926.13

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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.