Home / 1,355,906.08-1,871,144.40-752,292.64

Finding the Fourth Proportional to 1,355,906.08, 1,871,144.40 and 752,292.64

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Solution

The fourth proportional to 1,355,906.08, 1,871,144.40 and 752,292.64 is: 1,038,160.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,906.08 : 1,871,144.40 = 752,292.64 : x
  2. Step 2: Convert to fraction form
    1,355,906.08/1,871,144.40 = 752,292.64/x
  3. Step 3: Cross multiply
    1,355,906.08x = 1,871,144.40 × 752,292.64
  4. Step 4: Simplify right side
    1,355,906.08x = 1,407,648,160,497.22
  5. Step 5: Solve for x
    x = 1,407,648,160,497.22/1,355,906.08
  6. Step 6: Final answer
    x = 1,038,160.52

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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.