Home / 1,247,004.60-1,871,057.70-606,953.40

Finding the Fourth Proportional to 1,247,004.60, 1,871,057.70 and 606,953.40

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Solution

The fourth proportional to 1,247,004.60, 1,871,057.70 and 606,953.40 is: 910,698.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,004.60 : 1,871,057.70 = 606,953.40 : x
  2. Step 2: Convert to fraction form
    1,247,004.60/1,871,057.70 = 606,953.40/x
  3. Step 3: Cross multiply
    1,247,004.60x = 1,871,057.70 × 606,953.40
  4. Step 4: Simplify right side
    1,247,004.60x = 1,135,644,832,611.18
  5. Step 5: Solve for x
    x = 1,135,644,832,611.18/1,247,004.60
  6. Step 6: Final answer
    x = 910,698.19

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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.