Home / 1,480,738.51-2,221,243.32-415,773.39

Finding the Fourth Proportional to 1,480,738.51, 2,221,243.32 and 415,773.39

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Solution

The fourth proportional to 1,480,738.51, 2,221,243.32 and 415,773.39 is: 623,698.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,738.51 : 2,221,243.32 = 415,773.39 : x
  2. Step 2: Convert to fraction form
    1,480,738.51/2,221,243.32 = 415,773.39/x
  3. Step 3: Cross multiply
    1,480,738.51x = 2,221,243.32 × 415,773.39
  4. Step 4: Simplify right side
    1,480,738.51x = 923,533,871,941.77
  5. Step 5: Solve for x
    x = 923,533,871,941.77/1,480,738.51
  6. Step 6: Final answer
    x = 623,698.15

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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.