Home / 1,089,435.20-1,634,152.80-529,563.20

Finding the Fourth Proportional to 1,089,435.20, 1,634,152.80 and 529,563.20

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Solution

The fourth proportional to 1,089,435.20, 1,634,152.80 and 529,563.20 is: 794,344.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,435.20 : 1,634,152.80 = 529,563.20 : x
  2. Step 2: Convert to fraction form
    1,089,435.20/1,634,152.80 = 529,563.20/x
  3. Step 3: Cross multiply
    1,089,435.20x = 1,634,152.80 × 529,563.20
  4. Step 4: Simplify right side
    1,089,435.20x = 865,387,186,056.96
  5. Step 5: Solve for x
    x = 865,387,186,056.96/1,089,435.20
  6. Step 6: Final answer
    x = 794,344.80

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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.