Home / 1,168,470.36-1,612,479.96-631,926.36

Finding the Fourth Proportional to 1,168,470.36, 1,612,479.96 and 631,926.36

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Solution

The fourth proportional to 1,168,470.36, 1,612,479.96 and 631,926.36 is: 872,053.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,470.36 : 1,612,479.96 = 631,926.36 : x
  2. Step 2: Convert to fraction form
    1,168,470.36/1,612,479.96 = 631,926.36/x
  3. Step 3: Cross multiply
    1,168,470.36x = 1,612,479.96 × 631,926.36
  4. Step 4: Simplify right side
    1,168,470.36x = 1,018,968,591,695.75
  5. Step 5: Solve for x
    x = 1,018,968,591,695.75/1,168,470.36
  6. Step 6: Final answer
    x = 872,053.44

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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.