Home / 1,496,877.60-2,245,097.70-431,808.60

Finding the Fourth Proportional to 1,496,877.60, 2,245,097.70 and 431,808.60

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Solution

The fourth proportional to 1,496,877.60, 2,245,097.70 and 431,808.60 is: 647,649.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,877.60 : 2,245,097.70 = 431,808.60 : x
  2. Step 2: Convert to fraction form
    1,496,877.60/2,245,097.70 = 431,808.60/x
  3. Step 3: Cross multiply
    1,496,877.60x = 2,245,097.70 × 431,808.60
  4. Step 4: Simplify right side
    1,496,877.60x = 969,452,494,700.22
  5. Step 5: Solve for x
    x = 969,452,494,700.22/1,496,877.60
  6. Step 6: Final answer
    x = 647,649.81

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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.