Home / 1,174,898.52-1,621,354.32-665,599.68

Finding the Fourth Proportional to 1,174,898.52, 1,621,354.32 and 665,599.68

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Solution

The fourth proportional to 1,174,898.52, 1,621,354.32 and 665,599.68 is: 918,524.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,898.52 : 1,621,354.32 = 665,599.68 : x
  2. Step 2: Convert to fraction form
    1,174,898.52/1,621,354.32 = 665,599.68/x
  3. Step 3: Cross multiply
    1,174,898.52x = 1,621,354.32 × 665,599.68
  4. Step 4: Simplify right side
    1,174,898.52x = 1,079,172,916,558.62
  5. Step 5: Solve for x
    x = 1,079,172,916,558.62/1,174,898.52
  6. Step 6: Final answer
    x = 918,524.36

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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.