Home / 2,907,513.20-4,357,187.16-2,478,831.92

Finding the Fourth Proportional to 2,907,513.20, 4,357,187.16 and 2,478,831.92

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Solution

The fourth proportional to 2,907,513.20, 4,357,187.16 and 2,478,831.92 is: 3,714,767.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907,513.20 : 4,357,187.16 = 2,478,831.92 : x
  2. Step 2: Convert to fraction form
    2,907,513.20/4,357,187.16 = 2,478,831.92/x
  3. Step 3: Cross multiply
    2,907,513.20x = 4,357,187.16 × 2,478,831.92
  4. Step 4: Simplify right side
    2,907,513.20x = 10,800,734,613,622.15
  5. Step 5: Solve for x
    x = 10,800,734,613,622.15/2,907,513.20
  6. Step 6: Final answer
    x = 3,714,767.18

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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.