Home / 1,314,963.36-1,971,260.82-472,923

Finding the Fourth Proportional to 1,314,963.36, 1,971,260.82 and 472,923

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Solution

The fourth proportional to 1,314,963.36, 1,971,260.82 and 472,923 is: 708,958.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,963.36 : 1,971,260.82 = 472,923 : x
  2. Step 2: Convert to fraction form
    1,314,963.36/1,971,260.82 = 472,923/x
  3. Step 3: Cross multiply
    1,314,963.36x = 1,971,260.82 × 472,923
  4. Step 4: Simplify right side
    1,314,963.36x = 932,254,580,776.86
  5. Step 5: Solve for x
    x = 932,254,580,776.86/1,314,963.36
  6. Step 6: Final answer
    x = 708,958.60

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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.