Home / 1,089,704.90-1,634,557.35-341,749.70

Finding the Fourth Proportional to 1,089,704.90, 1,634,557.35 and 341,749.70

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Solution

The fourth proportional to 1,089,704.90, 1,634,557.35 and 341,749.70 is: 512,624.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,704.90 : 1,634,557.35 = 341,749.70 : x
  2. Step 2: Convert to fraction form
    1,089,704.90/1,634,557.35 = 341,749.70/x
  3. Step 3: Cross multiply
    1,089,704.90x = 1,634,557.35 × 341,749.70
  4. Step 4: Simplify right side
    1,089,704.90x = 558,609,483,995.30
  5. Step 5: Solve for x
    x = 558,609,483,995.30/1,089,704.90
  6. Step 6: Final answer
    x = 512,624.55

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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.