Home / 1,089,404.20-1,634,106.30-529,532.20

Finding the Fourth Proportional to 1,089,404.20, 1,634,106.30 and 529,532.20

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Solution

The fourth proportional to 1,089,404.20, 1,634,106.30 and 529,532.20 is: 794,298.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,404.20 : 1,634,106.30 = 529,532.20 : x
  2. Step 2: Convert to fraction form
    1,089,404.20/1,634,106.30 = 529,532.20/x
  3. Step 3: Cross multiply
    1,089,404.20x = 1,634,106.30 × 529,532.20
  4. Step 4: Simplify right side
    1,089,404.20x = 865,311,904,072.86
  5. Step 5: Solve for x
    x = 865,311,904,072.86/1,089,404.20
  6. Step 6: Final answer
    x = 794,298.30

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Double scale
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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.