Home / 1,010,426.22-1,393,904.79-683,853.66

Finding the Fourth Proportional to 1,010,426.22, 1,393,904.79 and 683,853.66

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Solution

The fourth proportional to 1,010,426.22, 1,393,904.79 and 683,853.66 is: 943,390.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,426.22 : 1,393,904.79 = 683,853.66 : x
  2. Step 2: Convert to fraction form
    1,010,426.22/1,393,904.79 = 683,853.66/x
  3. Step 3: Cross multiply
    1,010,426.22x = 1,393,904.79 × 683,853.66
  4. Step 4: Simplify right side
    1,010,426.22x = 953,226,892,333.03
  5. Step 5: Solve for x
    x = 953,226,892,333.03/1,010,426.22
  6. Step 6: Final answer
    x = 943,390.89

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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.