Home / 1,324,290.33-1,986,425.10-877,012.92

Finding the Fourth Proportional to 1,324,290.33, 1,986,425.10 and 877,012.92

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Solution

The fourth proportional to 1,324,290.33, 1,986,425.10 and 877,012.92 is: 1,315,512.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,290.33 : 1,986,425.10 = 877,012.92 : x
  2. Step 2: Convert to fraction form
    1,324,290.33/1,986,425.10 = 877,012.92/x
  3. Step 3: Cross multiply
    1,324,290.33x = 1,986,425.10 × 877,012.92
  4. Step 4: Simplify right side
    1,324,290.33x = 1,742,120,477,312.29
  5. Step 5: Solve for x
    x = 1,742,120,477,312.29/1,324,290.33
  6. Step 6: Final answer
    x = 1,315,512.50

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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.