Home / 1,114,440.37-1,538,090.30-624,443.04

Finding the Fourth Proportional to 1,114,440.37, 1,538,090.30 and 624,443.04

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Solution

The fourth proportional to 1,114,440.37, 1,538,090.30 and 624,443.04 is: 861,822.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,440.37 : 1,538,090.30 = 624,443.04 : x
  2. Step 2: Convert to fraction form
    1,114,440.37/1,538,090.30 = 624,443.04/x
  3. Step 3: Cross multiply
    1,114,440.37x = 1,538,090.30 × 624,443.04
  4. Step 4: Simplify right side
    1,114,440.37x = 960,449,778,519.78
  5. Step 5: Solve for x
    x = 960,449,778,519.78/1,114,440.37
  6. Step 6: Final answer
    x = 861,822.50

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1.5x scale

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.