Home / 1,058,878.60-1,588,317.90-427,467.40

Finding the Fourth Proportional to 1,058,878.60, 1,588,317.90 and 427,467.40

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Solution

The fourth proportional to 1,058,878.60, 1,588,317.90 and 427,467.40 is: 641,201.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,878.60 : 1,588,317.90 = 427,467.40 : x
  2. Step 2: Convert to fraction form
    1,058,878.60/1,588,317.90 = 427,467.40/x
  3. Step 3: Cross multiply
    1,058,878.60x = 1,588,317.90 × 427,467.40
  4. Step 4: Simplify right side
    1,058,878.60x = 678,954,123,086.46
  5. Step 5: Solve for x
    x = 678,954,123,086.46/1,058,878.60
  6. Step 6: Final answer
    x = 641,201.10

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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.