Home / 1,611,059.16-2,415,078.90-545,355.48

Finding the Fourth Proportional to 1,611,059.16, 2,415,078.90 and 545,355.48

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Solution

The fourth proportional to 1,611,059.16, 2,415,078.90 and 545,355.48 is: 817,522.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,059.16 : 2,415,078.90 = 545,355.48 : x
  2. Step 2: Convert to fraction form
    1,611,059.16/2,415,078.90 = 545,355.48/x
  3. Step 3: Cross multiply
    1,611,059.16x = 2,415,078.90 × 545,355.48
  4. Step 4: Simplify right side
    1,611,059.16x = 1,317,076,512,747.37
  5. Step 5: Solve for x
    x = 1,317,076,512,747.37/1,611,059.16
  6. Step 6: Final answer
    x = 817,522.13

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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.