Home / 1,680,514.98-2,519,480.45-870,030.56

Finding the Fourth Proportional to 1,680,514.98, 2,519,480.45 and 870,030.56

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Solution

The fourth proportional to 1,680,514.98, 2,519,480.45 and 870,030.56 is: 1,304,376.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,514.98 : 2,519,480.45 = 870,030.56 : x
  2. Step 2: Convert to fraction form
    1,680,514.98/2,519,480.45 = 870,030.56/x
  3. Step 3: Cross multiply
    1,680,514.98x = 2,519,480.45 × 870,030.56
  4. Step 4: Simplify right side
    1,680,514.98x = 2,192,024,969,875.00
  5. Step 5: Solve for x
    x = 2,192,024,969,875.00/1,680,514.98
  6. Step 6: Final answer
    x = 1,304,376.93

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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.