Home / 1,024,912.90-1,537,369.35-978,256.90

Finding the Fourth Proportional to 1,024,912.90, 1,537,369.35 and 978,256.90

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Solution

The fourth proportional to 1,024,912.90, 1,537,369.35 and 978,256.90 is: 1,467,385.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024,912.90 : 1,537,369.35 = 978,256.90 : x
  2. Step 2: Convert to fraction form
    1,024,912.90/1,537,369.35 = 978,256.90/x
  3. Step 3: Cross multiply
    1,024,912.90x = 1,537,369.35 × 978,256.90
  4. Step 4: Simplify right side
    1,024,912.90x = 1,503,942,174,486.02
  5. Step 5: Solve for x
    x = 1,503,942,174,486.02/1,024,912.90
  6. Step 6: Final answer
    x = 1,467,385.35

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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.