Home / 1,089,468.87-1,634,465.75-341,514.87

Finding the Fourth Proportional to 1,089,468.87, 1,634,465.75 and 341,514.87

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Solution

The fourth proportional to 1,089,468.87, 1,634,465.75 and 341,514.87 is: 512,354.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,468.87 : 1,634,465.75 = 341,514.87 : x
  2. Step 2: Convert to fraction form
    1,089,468.87/1,634,465.75 = 341,514.87/x
  3. Step 3: Cross multiply
    1,089,468.87x = 1,634,465.75 × 341,514.87
  4. Step 4: Simplify right side
    1,089,468.87x = 558,194,358,130.70
  5. Step 5: Solve for x
    x = 558,194,358,130.70/1,089,468.87
  6. Step 6: Final answer
    x = 512,354.57

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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.