Home / 1,139,630.90-1,706,552.80-683,935.27

Finding the Fourth Proportional to 1,139,630.90, 1,706,552.80 and 683,935.27

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Solution

The fourth proportional to 1,139,630.90, 1,706,552.80 and 683,935.27 is: 1,024,166.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,630.90 : 1,706,552.80 = 683,935.27 : x
  2. Step 2: Convert to fraction form
    1,139,630.90/1,706,552.80 = 683,935.27/x
  3. Step 3: Cross multiply
    1,139,630.90x = 1,706,552.80 × 683,935.27
  4. Step 4: Simplify right side
    1,139,630.90x = 1,167,171,644,061.04
  5. Step 5: Solve for x
    x = 1,167,171,644,061.04/1,139,630.90
  6. Step 6: Final answer
    x = 1,024,166.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.