Home / 1,059,204.94-1,587,911.85-459,715.43

Finding the Fourth Proportional to 1,059,204.94, 1,587,911.85 and 459,715.43

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Solution

The fourth proportional to 1,059,204.94, 1,587,911.85 and 459,715.43 is: 689,184.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,204.94 : 1,587,911.85 = 459,715.43 : x
  2. Step 2: Convert to fraction form
    1,059,204.94/1,587,911.85 = 459,715.43/x
  3. Step 3: Cross multiply
    1,059,204.94x = 1,587,911.85 × 459,715.43
  4. Step 4: Simplify right side
    1,059,204.94x = 729,987,582,894.63
  5. Step 5: Solve for x
    x = 729,987,582,894.63/1,059,204.94
  6. Step 6: Final answer
    x = 689,184.46

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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.