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Finding the Fourth Proportional to 1,039,644, 1,434,713.04 and 562,716

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Solution

The fourth proportional to 1,039,644, 1,434,713.04 and 562,716 is: 776,550.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,644 : 1,434,713.04 = 562,716 : x
  2. Step 2: Convert to fraction form
    1,039,644/1,434,713.04 = 562,716/x
  3. Step 3: Cross multiply
    1,039,644x = 1,434,713.04 × 562,716
  4. Step 4: Simplify right side
    1,039,644x = 807,335,983,016.64
  5. Step 5: Solve for x
    x = 807,335,983,016.64/1,039,644
  6. Step 6: Final answer
    x = 776,550.42

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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.