Home / 1,005,910.60-1,509,133.20-437,047.60

Finding the Fourth Proportional to 1,005,910.60, 1,509,133.20 and 437,047.60

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Solution

The fourth proportional to 1,005,910.60, 1,509,133.20 and 437,047.60 is: 655,687.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,910.60 : 1,509,133.20 = 437,047.60 : x
  2. Step 2: Convert to fraction form
    1,005,910.60/1,509,133.20 = 437,047.60/x
  3. Step 3: Cross multiply
    1,005,910.60x = 1,509,133.20 × 437,047.60
  4. Step 4: Simplify right side
    1,005,910.60x = 659,563,043,140.32
  5. Step 5: Solve for x
    x = 659,563,043,140.32/1,005,910.60
  6. Step 6: Final answer
    x = 655,687.54

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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.