Home / 1,680,550.94-2,519,534.26-870,066.51

Finding the Fourth Proportional to 1,680,550.94, 2,519,534.26 and 870,066.51

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Solution

The fourth proportional to 1,680,550.94, 2,519,534.26 and 870,066.51 is: 1,304,430.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,550.94 : 2,519,534.26 = 870,066.51 : x
  2. Step 2: Convert to fraction form
    1,680,550.94/2,519,534.26 = 870,066.51/x
  3. Step 3: Cross multiply
    1,680,550.94x = 2,519,534.26 × 870,066.51
  4. Step 4: Simplify right side
    1,680,550.94x = 2,192,162,386,235.34
  5. Step 5: Solve for x
    x = 2,192,162,386,235.34/1,680,550.94
  6. Step 6: Final answer
    x = 1,304,430.79

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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.