Home / 1,071,771.80-1,479,039.26-588,345.17

Finding the Fourth Proportional to 1,071,771.80, 1,479,039.26 and 588,345.17

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Solution

The fourth proportional to 1,071,771.80, 1,479,039.26 and 588,345.17 is: 811,913.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,771.80 : 1,479,039.26 = 588,345.17 : x
  2. Step 2: Convert to fraction form
    1,071,771.80/1,479,039.26 = 588,345.17/x
  3. Step 3: Cross multiply
    1,071,771.80x = 1,479,039.26 × 588,345.17
  4. Step 4: Simplify right side
    1,071,771.80x = 870,185,606,153.49
  5. Step 5: Solve for x
    x = 870,185,606,153.49/1,071,771.80
  6. Step 6: Final answer
    x = 811,913.14

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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.