Home / 1,964,851.65-2,711,491.07-1,105,412.49

Finding the Fourth Proportional to 1,964,851.65, 2,711,491.07 and 1,105,412.49

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Solution

The fourth proportional to 1,964,851.65, 2,711,491.07 and 1,105,412.49 is: 1,525,466.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,851.65 : 2,711,491.07 = 1,105,412.49 : x
  2. Step 2: Convert to fraction form
    1,964,851.65/2,711,491.07 = 1,105,412.49/x
  3. Step 3: Cross multiply
    1,964,851.65x = 2,711,491.07 × 1,105,412.49
  4. Step 4: Simplify right side
    1,964,851.65x = 2,997,316,089,774.40
  5. Step 5: Solve for x
    x = 2,997,316,089,774.40/1,964,851.65
  6. Step 6: Final answer
    x = 1,525,466.87

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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.