Home / 1,004,042.70-1,507,230.45-605,133.90

Finding the Fourth Proportional to 1,004,042.70, 1,507,230.45 and 605,133.90

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Solution

The fourth proportional to 1,004,042.70, 1,507,230.45 and 605,133.90 is: 908,403.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,042.70 : 1,507,230.45 = 605,133.90 : x
  2. Step 2: Convert to fraction form
    1,004,042.70/1,507,230.45 = 605,133.90/x
  3. Step 3: Cross multiply
    1,004,042.70x = 1,507,230.45 × 605,133.90
  4. Step 4: Simplify right side
    1,004,042.70x = 912,076,240,407.26
  5. Step 5: Solve for x
    x = 912,076,240,407.26/1,004,042.70
  6. Step 6: Final answer
    x = 908,403.84

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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.