Home / 1,190,421.84-1,784,114.28-557,942.16

Finding the Fourth Proportional to 1,190,421.84, 1,784,114.28 and 557,942.16

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Solution

The fourth proportional to 1,190,421.84, 1,784,114.28 and 557,942.16 is: 836,201.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,421.84 : 1,784,114.28 = 557,942.16 : x
  2. Step 2: Convert to fraction form
    1,190,421.84/1,784,114.28 = 557,942.16/x
  3. Step 3: Cross multiply
    1,190,421.84x = 1,784,114.28 × 557,942.16
  4. Step 4: Simplify right side
    1,190,421.84x = 995,432,575,070.05
  5. Step 5: Solve for x
    x = 995,432,575,070.05/1,190,421.84
  6. Step 6: Final answer
    x = 836,201.54

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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.