Home / 1,664,157.56-2,496,236.33-401,985.18

Finding the Fourth Proportional to 1,664,157.56, 2,496,236.33 and 401,985.18

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Solution

The fourth proportional to 1,664,157.56, 2,496,236.33 and 401,985.18 is: 602,977.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,157.56 : 2,496,236.33 = 401,985.18 : x
  2. Step 2: Convert to fraction form
    1,664,157.56/2,496,236.33 = 401,985.18/x
  3. Step 3: Cross multiply
    1,664,157.56x = 2,496,236.33 × 401,985.18
  4. Step 4: Simplify right side
    1,664,157.56x = 1,003,450,011,442.55
  5. Step 5: Solve for x
    x = 1,003,450,011,442.55/1,664,157.56
  6. Step 6: Final answer
    x = 602,977.77

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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.