Home / 1,313,060.22-1,812,036.87-740,100.38

Finding the Fourth Proportional to 1,313,060.22, 1,812,036.87 and 740,100.38

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Solution

The fourth proportional to 1,313,060.22, 1,812,036.87 and 740,100.38 is: 1,021,346.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,060.22 : 1,812,036.87 = 740,100.38 : x
  2. Step 2: Convert to fraction form
    1,313,060.22/1,812,036.87 = 740,100.38/x
  3. Step 3: Cross multiply
    1,313,060.22x = 1,812,036.87 × 740,100.38
  4. Step 4: Simplify right side
    1,313,060.22x = 1,341,089,167,000.83
  5. Step 5: Solve for x
    x = 1,341,089,167,000.83/1,313,060.22
  6. Step 6: Final answer
    x = 1,021,346.28

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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.