Home / 1,507,580.70-2,257,434.45-972,203.10

Finding the Fourth Proportional to 1,507,580.70, 2,257,434.45 and 972,203.10

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Solution

The fourth proportional to 1,507,580.70, 2,257,434.45 and 972,203.10 is: 1,455,766.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,580.70 : 2,257,434.45 = 972,203.10 : x
  2. Step 2: Convert to fraction form
    1,507,580.70/2,257,434.45 = 972,203.10/x
  3. Step 3: Cross multiply
    1,507,580.70x = 2,257,434.45 × 972,203.10
  4. Step 4: Simplify right side
    1,507,580.70x = 2,194,684,770,336.80
  5. Step 5: Solve for x
    x = 2,194,684,770,336.80/1,507,580.70
  6. Step 6: Final answer
    x = 1,455,766.03

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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.