Home / 1,004,046.20-1,507,235.70-605,137.40

Finding the Fourth Proportional to 1,004,046.20, 1,507,235.70 and 605,137.40

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Solution

The fourth proportional to 1,004,046.20, 1,507,235.70 and 605,137.40 is: 908,409.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,046.20 : 1,507,235.70 = 605,137.40 : x
  2. Step 2: Convert to fraction form
    1,004,046.20/1,507,235.70 = 605,137.40/x
  3. Step 3: Cross multiply
    1,004,046.20x = 1,507,235.70 × 605,137.40
  4. Step 4: Simplify right side
    1,004,046.20x = 912,084,692,685.18
  5. Step 5: Solve for x
    x = 912,084,692,685.18/1,004,046.20
  6. Step 6: Final answer
    x = 908,409.09

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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.