Home / 1,627,435.09-2,441,254.11-429,358.54

Finding the Fourth Proportional to 1,627,435.09, 2,441,254.11 and 429,358.54

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Solution

The fourth proportional to 1,627,435.09, 2,441,254.11 and 429,358.54 is: 644,064.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,435.09 : 2,441,254.11 = 429,358.54 : x
  2. Step 2: Convert to fraction form
    1,627,435.09/2,441,254.11 = 429,358.54/x
  3. Step 3: Cross multiply
    1,627,435.09x = 2,441,254.11 × 429,358.54
  4. Step 4: Simplify right side
    1,627,435.09x = 1,048,173,300,438.60
  5. Step 5: Solve for x
    x = 1,048,173,300,438.60/1,627,435.09
  6. Step 6: Final answer
    x = 644,064.58

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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.