Home / 1,089,499.52-1,634,256.56-379,541

Finding the Fourth Proportional to 1,089,499.52, 1,634,256.56 and 379,541

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Solution

The fourth proportional to 1,089,499.52, 1,634,256.56 and 379,541 is: 569,314.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,499.52 : 1,634,256.56 = 379,541 : x
  2. Step 2: Convert to fraction form
    1,089,499.52/1,634,256.56 = 379,541/x
  3. Step 3: Cross multiply
    1,089,499.52x = 1,634,256.56 × 379,541
  4. Step 4: Simplify right side
    1,089,499.52x = 620,267,369,038.96
  5. Step 5: Solve for x
    x = 620,267,369,038.96/1,089,499.52
  6. Step 6: Final answer
    x = 569,314.04

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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.