Home / 1,042,816.52-1,439,086.80-565,888.52

Finding the Fourth Proportional to 1,042,816.52, 1,439,086.80 and 565,888.52

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Solution

The fourth proportional to 1,042,816.52, 1,439,086.80 and 565,888.52 is: 780,926.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,816.52 : 1,439,086.80 = 565,888.52 : x
  2. Step 2: Convert to fraction form
    1,042,816.52/1,439,086.80 = 565,888.52/x
  3. Step 3: Cross multiply
    1,042,816.52x = 1,439,086.80 × 565,888.52
  4. Step 4: Simplify right side
    1,042,816.52x = 814,362,699,403.54
  5. Step 5: Solve for x
    x = 814,362,699,403.54/1,042,816.52
  6. Step 6: Final answer
    x = 780,926.16

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1.5x scale

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.