Home / 4,077,467.70-6,116,201.55-1,680,078.30

Finding the Fourth Proportional to 4,077,467.70, 6,116,201.55 and 1,680,078.30

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Solution

The fourth proportional to 4,077,467.70, 6,116,201.55 and 1,680,078.30 is: 2,520,117.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077,467.70 : 6,116,201.55 = 1,680,078.30 : x
  2. Step 2: Convert to fraction form
    4,077,467.70/6,116,201.55 = 1,680,078.30/x
  3. Step 3: Cross multiply
    4,077,467.70x = 6,116,201.55 × 1,680,078.30
  4. Step 4: Simplify right side
    4,077,467.70x = 10,275,697,502,581.37
  5. Step 5: Solve for x
    x = 10,275,697,502,581.37/4,077,467.70
  6. Step 6: Final answer
    x = 2,520,117.45

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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.