Home / 1,474,638.96-2,212,580.52-876,742.32

Finding the Fourth Proportional to 1,474,638.96, 2,212,580.52 and 876,742.32

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Solution

The fourth proportional to 1,474,638.96, 2,212,580.52 and 876,742.32 is: 1,315,483.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,638.96 : 2,212,580.52 = 876,742.32 : x
  2. Step 2: Convert to fraction form
    1,474,638.96/2,212,580.52 = 876,742.32/x
  3. Step 3: Cross multiply
    1,474,638.96x = 2,212,580.52 × 876,742.32
  4. Step 4: Simplify right side
    1,474,638.96x = 1,939,862,978,291.61
  5. Step 5: Solve for x
    x = 1,939,862,978,291.61/1,474,638.96
  6. Step 6: Final answer
    x = 1,315,483.34

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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.