Home / 889,737.90-1,334,606.85-740,147.10

Finding the Fourth Proportional to 889,737.90, 1,334,606.85 and 740,147.10

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Solution

The fourth proportional to 889,737.90, 1,334,606.85 and 740,147.10 is: 1,110,220.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,737.90 : 1,334,606.85 = 740,147.10 : x
  2. Step 2: Convert to fraction form
    889,737.90/1,334,606.85 = 740,147.10/x
  3. Step 3: Cross multiply
    889,737.90x = 1,334,606.85 × 740,147.10
  4. Step 4: Simplify right side
    889,737.90x = 987,805,389,667.64
  5. Step 5: Solve for x
    x = 987,805,389,667.64/889,737.90
  6. Step 6: Final answer
    x = 1,110,220.65

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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.