Home / 1,086,579.36-1,499,319.72-603,148.32

Finding the Fourth Proportional to 1,086,579.36, 1,499,319.72 and 603,148.32

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Solution

The fourth proportional to 1,086,579.36, 1,499,319.72 and 603,148.32 is: 832,255.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,579.36 : 1,499,319.72 = 603,148.32 : x
  2. Step 2: Convert to fraction form
    1,086,579.36/1,499,319.72 = 603,148.32/x
  3. Step 3: Cross multiply
    1,086,579.36x = 1,499,319.72 × 603,148.32
  4. Step 4: Simplify right side
    1,086,579.36x = 904,312,170,260.87
  5. Step 5: Solve for x
    x = 904,312,170,260.87/1,086,579.36
  6. Step 6: Final answer
    x = 832,255.98

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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.