Home / 2,915,771.88-4,373,362.53-786,071.28

Finding the Fourth Proportional to 2,915,771.88, 4,373,362.53 and 786,071.28

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Solution

The fourth proportional to 2,915,771.88, 4,373,362.53 and 786,071.28 is: 1,179,027.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,771.88 : 4,373,362.53 = 786,071.28 : x
  2. Step 2: Convert to fraction form
    2,915,771.88/4,373,362.53 = 786,071.28/x
  3. Step 3: Cross multiply
    2,915,771.88x = 4,373,362.53 × 786,071.28
  4. Step 4: Simplify right side
    2,915,771.88x = 3,437,774,698,261.25
  5. Step 5: Solve for x
    x = 3,437,774,698,261.25/2,915,771.88
  6. Step 6: Final answer
    x = 1,179,027.32

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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.