Home / 1,433,855.60-2,150,575.87-422,927.61

Finding the Fourth Proportional to 1,433,855.60, 2,150,575.87 and 422,927.61

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Solution

The fourth proportional to 1,433,855.60, 2,150,575.87 and 422,927.61 is: 634,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,855.60 : 2,150,575.87 = 422,927.61 : x
  2. Step 2: Convert to fraction form
    1,433,855.60/2,150,575.87 = 422,927.61/x
  3. Step 3: Cross multiply
    1,433,855.60x = 2,150,575.87 × 422,927.61
  4. Step 4: Simplify right side
    1,433,855.60x = 909,537,916,590.77
  5. Step 5: Solve for x
    x = 909,537,916,590.77/1,433,855.60
  6. Step 6: Final answer
    x = 634,330.20

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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.