Home / 1,615,932.61-2,423,894.86-478,783.33

Finding the Fourth Proportional to 1,615,932.61, 2,423,894.86 and 478,783.33

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Solution

The fourth proportional to 1,615,932.61, 2,423,894.86 and 478,783.33 is: 718,173.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,932.61 : 2,423,894.86 = 478,783.33 : x
  2. Step 2: Convert to fraction form
    1,615,932.61/2,423,894.86 = 478,783.33/x
  3. Step 3: Cross multiply
    1,615,932.61x = 2,423,894.86 × 478,783.33
  4. Step 4: Simplify right side
    1,615,932.61x = 1,160,520,452,640.68
  5. Step 5: Solve for x
    x = 1,160,520,452,640.68/1,615,932.61
  6. Step 6: Final answer
    x = 718,173.79

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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.