Home / 3,478,509.52-4,800,392.76-2,101,662.16

Finding the Fourth Proportional to 3,478,509.52, 4,800,392.76 and 2,101,662.16

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Solution

The fourth proportional to 3,478,509.52, 4,800,392.76 and 2,101,662.16 is: 2,900,323.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,509.52 : 4,800,392.76 = 2,101,662.16 : x
  2. Step 2: Convert to fraction form
    3,478,509.52/4,800,392.76 = 2,101,662.16/x
  3. Step 3: Cross multiply
    3,478,509.52x = 4,800,392.76 × 2,101,662.16
  4. Step 4: Simplify right side
    3,478,509.52x = 10,088,803,816,829.96
  5. Step 5: Solve for x
    x = 10,088,803,816,829.96/3,478,509.52
  6. Step 6: Final answer
    x = 2,900,323.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.