Home / 1,270,572.68-1,905,910.97-323,968.01

Finding the Fourth Proportional to 1,270,572.68, 1,905,910.97 and 323,968.01

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Solution

The fourth proportional to 1,270,572.68, 1,905,910.97 and 323,968.01 is: 485,965.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,572.68 : 1,905,910.97 = 323,968.01 : x
  2. Step 2: Convert to fraction form
    1,270,572.68/1,905,910.97 = 323,968.01/x
  3. Step 3: Cross multiply
    1,270,572.68x = 1,905,910.97 × 323,968.01
  4. Step 4: Simplify right side
    1,270,572.68x = 617,454,173,038.68
  5. Step 5: Solve for x
    x = 617,454,173,038.68/1,270,572.68
  6. Step 6: Final answer
    x = 485,965.25

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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.