Home / 1,307,014.65-1,959,120.32-632,167.61

Finding the Fourth Proportional to 1,307,014.65, 1,959,120.32 and 632,167.61

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Solution

The fourth proportional to 1,307,014.65, 1,959,120.32 and 632,167.61 is: 947,573.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,014.65 : 1,959,120.32 = 632,167.61 : x
  2. Step 2: Convert to fraction form
    1,307,014.65/1,959,120.32 = 632,167.61/x
  3. Step 3: Cross multiply
    1,307,014.65x = 1,959,120.32 × 632,167.61
  4. Step 4: Simplify right side
    1,307,014.65x = 1,238,492,419,526.66
  5. Step 5: Solve for x
    x = 1,238,492,419,526.66/1,307,014.65
  6. Step 6: Final answer
    x = 947,573.48

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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.