Home / 2,689,702.48-4,034,533.60-770,615.32

Finding the Fourth Proportional to 2,689,702.48, 4,034,533.60 and 770,615.32

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Solution

The fourth proportional to 2,689,702.48, 4,034,533.60 and 770,615.32 is: 1,155,917.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,702.48 : 4,034,533.60 = 770,615.32 : x
  2. Step 2: Convert to fraction form
    2,689,702.48/4,034,533.60 = 770,615.32/x
  3. Step 3: Cross multiply
    2,689,702.48x = 4,034,533.60 × 770,615.32
  4. Step 4: Simplify right side
    2,689,702.48x = 3,109,073,401,214.75
  5. Step 5: Solve for x
    x = 3,109,073,401,214.75/2,689,702.48
  6. Step 6: Final answer
    x = 1,155,917.22

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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.