Home / 889,743.40-1,334,615.10-740,152.60

Finding the Fourth Proportional to 889,743.40, 1,334,615.10 and 740,152.60

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Solution

The fourth proportional to 889,743.40, 1,334,615.10 and 740,152.60 is: 1,110,228.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,743.40 : 1,334,615.10 = 740,152.60 : x
  2. Step 2: Convert to fraction form
    889,743.40/1,334,615.10 = 740,152.60/x
  3. Step 3: Cross multiply
    889,743.40x = 1,334,615.10 × 740,152.60
  4. Step 4: Simplify right side
    889,743.40x = 987,818,836,264.26
  5. Step 5: Solve for x
    x = 987,818,836,264.26/889,743.40
  6. Step 6: Final answer
    x = 1,110,228.90

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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.