Home / 3,615,666.76-4,989,606.42-1,984,101.64

Finding the Fourth Proportional to 3,615,666.76, 4,989,606.42 and 1,984,101.64

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Solution

The fourth proportional to 3,615,666.76, 4,989,606.42 and 1,984,101.64 is: 2,738,052.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,666.76 : 4,989,606.42 = 1,984,101.64 : x
  2. Step 2: Convert to fraction form
    3,615,666.76/4,989,606.42 = 1,984,101.64/x
  3. Step 3: Cross multiply
    3,615,666.76x = 4,989,606.42 × 1,984,101.64
  4. Step 4: Simplify right side
    3,615,666.76x = 9,899,886,280,876.53
  5. Step 5: Solve for x
    x = 9,899,886,280,876.53/3,615,666.76
  6. Step 6: Final answer
    x = 2,738,052.74

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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.