Home / 1,024,186.90-1,536,354.16-393,100.71

Finding the Fourth Proportional to 1,024,186.90, 1,536,354.16 and 393,100.71

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Solution

The fourth proportional to 1,024,186.90, 1,536,354.16 and 393,100.71 is: 589,679.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024,186.90 : 1,536,354.16 = 393,100.71 : x
  2. Step 2: Convert to fraction form
    1,024,186.90/1,536,354.16 = 393,100.71/x
  3. Step 3: Cross multiply
    1,024,186.90x = 1,536,354.16 × 393,100.71
  4. Step 4: Simplify right side
    1,024,186.90x = 603,941,911,107.45
  5. Step 5: Solve for x
    x = 603,941,911,107.45/1,024,186.90
  6. Step 6: Final answer
    x = 589,679.39

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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.