Home / 4,277,637.20-6,416,455.80-2,685,112.40

Finding the Fourth Proportional to 4,277,637.20, 6,416,455.80 and 2,685,112.40

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Solution

The fourth proportional to 4,277,637.20, 6,416,455.80 and 2,685,112.40 is: 4,027,668.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277,637.20 : 6,416,455.80 = 2,685,112.40 : x
  2. Step 2: Convert to fraction form
    4,277,637.20/6,416,455.80 = 2,685,112.40/x
  3. Step 3: Cross multiply
    4,277,637.20x = 6,416,455.80 × 2,685,112.40
  4. Step 4: Simplify right side
    4,277,637.20x = 17,228,905,032,631.92
  5. Step 5: Solve for x
    x = 17,228,905,032,631.92/4,277,637.20
  6. Step 6: Final answer
    x = 4,027,668.60

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1.5x scale

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.