Home / 1,333,029.60-1,999,762.56-422,274.24

Finding the Fourth Proportional to 1,333,029.60, 1,999,762.56 and 422,274.24

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Solution

The fourth proportional to 1,333,029.60, 1,999,762.56 and 422,274.24 is: 633,480.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,029.60 : 1,999,762.56 = 422,274.24 : x
  2. Step 2: Convert to fraction form
    1,333,029.60/1,999,762.56 = 422,274.24/x
  3. Step 3: Cross multiply
    1,333,029.60x = 1,999,762.56 × 422,274.24
  4. Step 4: Simplify right side
    1,333,029.60x = 844,448,215,204.45
  5. Step 5: Solve for x
    x = 844,448,215,204.45/1,333,029.60
  6. Step 6: Final answer
    x = 633,480.47

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1.5x scale

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.