Home / 1,372,064.04-2,058,314.22-425,238.84

Finding the Fourth Proportional to 1,372,064.04, 2,058,314.22 and 425,238.84

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Solution

The fourth proportional to 1,372,064.04, 2,058,314.22 and 425,238.84 is: 637,925.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,064.04 : 2,058,314.22 = 425,238.84 : x
  2. Step 2: Convert to fraction form
    1,372,064.04/2,058,314.22 = 425,238.84/x
  3. Step 3: Cross multiply
    1,372,064.04x = 2,058,314.22 × 425,238.84
  4. Step 4: Simplify right side
    1,372,064.04x = 875,275,151,268.31
  5. Step 5: Solve for x
    x = 875,275,151,268.31/1,372,064.04
  6. Step 6: Final answer
    x = 637,925.87

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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.