Home / 1,440,635.27-2,160,657.56-529,503.72

Finding the Fourth Proportional to 1,440,635.27, 2,160,657.56 and 529,503.72

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Solution

The fourth proportional to 1,440,635.27, 2,160,657.56 and 529,503.72 is: 794,147.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,635.27 : 2,160,657.56 = 529,503.72 : x
  2. Step 2: Convert to fraction form
    1,440,635.27/2,160,657.56 = 529,503.72/x
  3. Step 3: Cross multiply
    1,440,635.27x = 2,160,657.56 × 529,503.72
  4. Step 4: Simplify right side
    1,440,635.27x = 1,144,076,213,018.60
  5. Step 5: Solve for x
    x = 1,144,076,213,018.60/1,440,635.27
  6. Step 6: Final answer
    x = 794,147.03

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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.