Home / 1,371,960.60-2,058,018.68-425,465.88

Finding the Fourth Proportional to 1,371,960.60, 2,058,018.68 and 425,465.88

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Solution

The fourth proportional to 1,371,960.60, 2,058,018.68 and 425,465.88 is: 638,222.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,960.60 : 2,058,018.68 = 425,465.88 : x
  2. Step 2: Convert to fraction form
    1,371,960.60/2,058,018.68 = 425,465.88/x
  3. Step 3: Cross multiply
    1,371,960.60x = 2,058,018.68 × 425,465.88
  4. Step 4: Simplify right side
    1,371,960.60x = 875,616,728,742.64
  5. Step 5: Solve for x
    x = 875,616,728,742.64/1,371,960.60
  6. Step 6: Final answer
    x = 638,222.94

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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.