Home / 1,040,457.75-1,435,664.82-632,341.68

Finding the Fourth Proportional to 1,040,457.75, 1,435,664.82 and 632,341.68

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Solution

The fourth proportional to 1,040,457.75, 1,435,664.82 and 632,341.68 is: 872,530.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,457.75 : 1,435,664.82 = 632,341.68 : x
  2. Step 2: Convert to fraction form
    1,040,457.75/1,435,664.82 = 632,341.68/x
  3. Step 3: Cross multiply
    1,040,457.75x = 1,435,664.82 × 632,341.68
  4. Step 4: Simplify right side
    1,040,457.75x = 907,830,704,195.70
  5. Step 5: Solve for x
    x = 907,830,704,195.70/1,040,457.75
  6. Step 6: Final answer
    x = 872,530.10

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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.