Home / 1,557,879.60-2,336,600.70-493,029.30

Finding the Fourth Proportional to 1,557,879.60, 2,336,600.70 and 493,029.30

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Solution

The fourth proportional to 1,557,879.60, 2,336,600.70 and 493,029.30 is: 739,474.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,879.60 : 2,336,600.70 = 493,029.30 : x
  2. Step 2: Convert to fraction form
    1,557,879.60/2,336,600.70 = 493,029.30/x
  3. Step 3: Cross multiply
    1,557,879.60x = 2,336,600.70 × 493,029.30
  4. Step 4: Simplify right side
    1,557,879.60x = 1,152,012,607,500.51
  5. Step 5: Solve for x
    x = 1,152,012,607,500.51/1,557,879.60
  6. Step 6: Final answer
    x = 739,474.74

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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.