Home / 1,664,942.81-2,496,402.86-652,852.25

Finding the Fourth Proportional to 1,664,942.81, 2,496,402.86 and 652,852.25

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Solution

The fourth proportional to 1,664,942.81, 2,496,402.86 and 652,852.25 is: 978,881.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,942.81 : 2,496,402.86 = 652,852.25 : x
  2. Step 2: Convert to fraction form
    1,664,942.81/2,496,402.86 = 652,852.25/x
  3. Step 3: Cross multiply
    1,664,942.81x = 2,496,402.86 × 652,852.25
  4. Step 4: Simplify right side
    1,664,942.81x = 1,629,782,213,207.55
  5. Step 5: Solve for x
    x = 1,629,782,213,207.55/1,664,942.81
  6. Step 6: Final answer
    x = 978,881.80

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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.