Home / 1,308,440.98-1,962,163.32-859,041.64

Finding the Fourth Proportional to 1,308,440.98, 1,962,163.32 and 859,041.64

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Solution

The fourth proportional to 1,308,440.98, 1,962,163.32 and 859,041.64 is: 1,288,235.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,440.98 : 1,962,163.32 = 859,041.64 : x
  2. Step 2: Convert to fraction form
    1,308,440.98/1,962,163.32 = 859,041.64/x
  3. Step 3: Cross multiply
    1,308,440.98x = 1,962,163.32 × 859,041.64
  4. Step 4: Simplify right side
    1,308,440.98x = 1,685,579,996,360.64
  5. Step 5: Solve for x
    x = 1,685,579,996,360.64/1,308,440.98
  6. Step 6: Final answer
    x = 1,288,235.41

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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.