Home / 1,475,389.14-2,036,016.99-830,817.06

Finding the Fourth Proportional to 1,475,389.14, 2,036,016.99 and 830,817.06

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Solution

The fourth proportional to 1,475,389.14, 2,036,016.99 and 830,817.06 is: 1,146,516.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,389.14 : 2,036,016.99 = 830,817.06 : x
  2. Step 2: Convert to fraction form
    1,475,389.14/2,036,016.99 = 830,817.06/x
  3. Step 3: Cross multiply
    1,475,389.14x = 2,036,016.99 × 830,817.06
  4. Step 4: Simplify right side
    1,475,389.14x = 1,691,557,649,741.85
  5. Step 5: Solve for x
    x = 1,691,557,649,741.85/1,475,389.14
  6. Step 6: Final answer
    x = 1,146,516.27

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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.