Home / 1,475,393.14-2,036,022.50-830,821.06

Finding the Fourth Proportional to 1,475,393.14, 2,036,022.50 and 830,821.06

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Solution

The fourth proportional to 1,475,393.14, 2,036,022.50 and 830,821.06 is: 1,146,521.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,393.14 : 2,036,022.50 = 830,821.06 : x
  2. Step 2: Convert to fraction form
    1,475,393.14/2,036,022.50 = 830,821.06/x
  3. Step 3: Cross multiply
    1,475,393.14x = 2,036,022.50 × 830,821.06
  4. Step 4: Simplify right side
    1,475,393.14x = 1,691,570,371,633.85
  5. Step 5: Solve for x
    x = 1,691,570,371,633.85/1,475,393.14
  6. Step 6: Final answer
    x = 1,146,521.78

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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.