Home / 1,308,501.77-1,962,750.21-410,012.33

Finding the Fourth Proportional to 1,308,501.77, 1,962,750.21 and 410,012.33

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Solution

The fourth proportional to 1,308,501.77, 1,962,750.21 and 410,012.33 is: 615,017.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,501.77 : 1,962,750.21 = 410,012.33 : x
  2. Step 2: Convert to fraction form
    1,308,501.77/1,962,750.21 = 410,012.33/x
  3. Step 3: Cross multiply
    1,308,501.77x = 1,962,750.21 × 410,012.33
  4. Step 4: Simplify right side
    1,308,501.77x = 804,751,786,810.09
  5. Step 5: Solve for x
    x = 804,751,786,810.09/1,308,501.77
  6. Step 6: Final answer
    x = 615,017.73

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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.