Home / 1,356,293.19-1,871,778.15-896,610.57

Finding the Fourth Proportional to 1,356,293.19, 1,871,778.15 and 896,610.57

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Solution

The fourth proportional to 1,356,293.19, 1,871,778.15 and 896,610.57 is: 1,237,384.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,293.19 : 1,871,778.15 = 896,610.57 : x
  2. Step 2: Convert to fraction form
    1,356,293.19/1,871,778.15 = 896,610.57/x
  3. Step 3: Cross multiply
    1,356,293.19x = 1,871,778.15 × 896,610.57
  4. Step 4: Simplify right side
    1,356,293.19x = 1,678,256,073,985.05
  5. Step 5: Solve for x
    x = 1,678,256,073,985.05/1,356,293.19
  6. Step 6: Final answer
    x = 1,237,384.43

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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.