Home / 1,699,068.72-2,344,731.42-935,139.90

Finding the Fourth Proportional to 1,699,068.72, 2,344,731.42 and 935,139.90

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Solution

The fourth proportional to 1,699,068.72, 2,344,731.42 and 935,139.90 is: 1,290,502.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,068.72 : 2,344,731.42 = 935,139.90 : x
  2. Step 2: Convert to fraction form
    1,699,068.72/2,344,731.42 = 935,139.90/x
  3. Step 3: Cross multiply
    1,699,068.72x = 2,344,731.42 × 935,139.90
  4. Step 4: Simplify right side
    1,699,068.72x = 2,192,651,905,625.66
  5. Step 5: Solve for x
    x = 2,192,651,905,625.66/1,699,068.72
  6. Step 6: Final answer
    x = 1,290,502.19

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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.