Home / 1,085,151.43-1,626,421.50-401,493.21

Finding the Fourth Proportional to 1,085,151.43, 1,626,421.50 and 401,493.21

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Solution

The fourth proportional to 1,085,151.43, 1,626,421.50 and 401,493.21 is: 601,756.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,151.43 : 1,626,421.50 = 401,493.21 : x
  2. Step 2: Convert to fraction form
    1,085,151.43/1,626,421.50 = 401,493.21/x
  3. Step 3: Cross multiply
    1,085,151.43x = 1,626,421.50 × 401,493.21
  4. Step 4: Simplify right side
    1,085,151.43x = 652,997,188,848.02
  5. Step 5: Solve for x
    x = 652,997,188,848.02/1,085,151.43
  6. Step 6: Final answer
    x = 601,756.74

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1.5x scale

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.