Home / 1,871,738.61-2,580,658.75-1,562,086.57

Finding the Fourth Proportional to 1,871,738.61, 2,580,658.75 and 1,562,086.57

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Solution

The fourth proportional to 1,871,738.61, 2,580,658.75 and 1,562,086.57 is: 2,153,726.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,738.61 : 2,580,658.75 = 1,562,086.57 : x
  2. Step 2: Convert to fraction form
    1,871,738.61/2,580,658.75 = 1,562,086.57/x
  3. Step 3: Cross multiply
    1,871,738.61x = 2,580,658.75 × 1,562,086.57
  4. Step 4: Simplify right side
    1,871,738.61x = 4,031,212,375,127.99
  5. Step 5: Solve for x
    x = 4,031,212,375,127.99/1,871,738.61
  6. Step 6: Final answer
    x = 2,153,726.14

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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.