Home / 1,659,369.90-2,289,973.54-934,243.79

Finding the Fourth Proportional to 1,659,369.90, 2,289,973.54 and 934,243.79

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Solution

The fourth proportional to 1,659,369.90, 2,289,973.54 and 934,243.79 is: 1,289,280.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,369.90 : 2,289,973.54 = 934,243.79 : x
  2. Step 2: Convert to fraction form
    1,659,369.90/2,289,973.54 = 934,243.79/x
  3. Step 3: Cross multiply
    1,659,369.90x = 2,289,973.54 × 934,243.79
  4. Step 4: Simplify right side
    1,659,369.90x = 2,139,393,545,223.84
  5. Step 5: Solve for x
    x = 2,139,393,545,223.84/1,659,369.90
  6. Step 6: Final answer
    x = 1,289,280.68

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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.