Home / 1,625,150.20-2,438,114.10-783,009.40

Finding the Fourth Proportional to 1,625,150.20, 2,438,114.10 and 783,009.40

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Solution

The fourth proportional to 1,625,150.20, 2,438,114.10 and 783,009.40 is: 1,174,701.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,150.20 : 2,438,114.10 = 783,009.40 : x
  2. Step 2: Convert to fraction form
    1,625,150.20/2,438,114.10 = 783,009.40/x
  3. Step 3: Cross multiply
    1,625,150.20x = 2,438,114.10 × 783,009.40
  4. Step 4: Simplify right side
    1,625,150.20x = 1,909,066,258,572.54
  5. Step 5: Solve for x
    x = 1,909,066,258,572.54/1,625,150.20
  6. Step 6: Final answer
    x = 1,174,701.43

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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.