Home / 1,625,480.10-2,438,228.25-666,459.54

Finding the Fourth Proportional to 1,625,480.10, 2,438,228.25 and 666,459.54

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Solution

The fourth proportional to 1,625,480.10, 2,438,228.25 and 666,459.54 is: 999,692.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,480.10 : 2,438,228.25 = 666,459.54 : x
  2. Step 2: Convert to fraction form
    1,625,480.10/2,438,228.25 = 666,459.54/x
  3. Step 3: Cross multiply
    1,625,480.10x = 2,438,228.25 × 666,459.54
  4. Step 4: Simplify right side
    1,625,480.10x = 1,624,980,477,910.01
  5. Step 5: Solve for x
    x = 1,624,980,477,910.01/1,625,480.10
  6. Step 6: Final answer
    x = 999,692.63

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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.