Home / 1,297,888.59-1,948,053.96-658,651.17

Finding the Fourth Proportional to 1,297,888.59, 1,948,053.96 and 658,651.17

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Solution

The fourth proportional to 1,297,888.59, 1,948,053.96 and 658,651.17 is: 988,596.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,888.59 : 1,948,053.96 = 658,651.17 : x
  2. Step 2: Convert to fraction form
    1,297,888.59/1,948,053.96 = 658,651.17/x
  3. Step 3: Cross multiply
    1,297,888.59x = 1,948,053.96 × 658,651.17
  4. Step 4: Simplify right side
    1,297,888.59x = 1,283,088,019,977.13
  5. Step 5: Solve for x
    x = 1,283,088,019,977.13/1,297,888.59
  6. Step 6: Final answer
    x = 988,596.42

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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.