Home / 1,192,646.19-1,645,822.08-683,315.76

Finding the Fourth Proportional to 1,192,646.19, 1,645,822.08 and 683,315.76

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Solution

The fourth proportional to 1,192,646.19, 1,645,822.08 and 683,315.76 is: 942,958.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,646.19 : 1,645,822.08 = 683,315.76 : x
  2. Step 2: Convert to fraction form
    1,192,646.19/1,645,822.08 = 683,315.76/x
  3. Step 3: Cross multiply
    1,192,646.19x = 1,645,822.08 × 683,315.76
  4. Step 4: Simplify right side
    1,192,646.19x = 1,124,616,165,419.98
  5. Step 5: Solve for x
    x = 1,124,616,165,419.98/1,192,646.19
  6. Step 6: Final answer
    x = 942,958.75

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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.