Home / 1,037,705.21-1,431,814.44-630,021.41

Finding the Fourth Proportional to 1,037,705.21, 1,431,814.44 and 630,021.41

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Solution

The fourth proportional to 1,037,705.21, 1,431,814.44 and 630,021.41 is: 869,296.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,705.21 : 1,431,814.44 = 630,021.41 : x
  2. Step 2: Convert to fraction form
    1,037,705.21/1,431,814.44 = 630,021.41/x
  3. Step 3: Cross multiply
    1,037,705.21x = 1,431,814.44 × 630,021.41
  4. Step 4: Simplify right side
    1,037,705.21x = 902,073,742,037.98
  5. Step 5: Solve for x
    x = 902,073,742,037.98/1,037,705.21
  6. Step 6: Final answer
    x = 869,296.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.