Home / 1,558,054.20-2,336,643.90-493,422.60

Finding the Fourth Proportional to 1,558,054.20, 2,336,643.90 and 493,422.60

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Solution

The fourth proportional to 1,558,054.20, 2,336,643.90 and 493,422.60 is: 739,995.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,054.20 : 2,336,643.90 = 493,422.60 : x
  2. Step 2: Convert to fraction form
    1,558,054.20/2,336,643.90 = 493,422.60/x
  3. Step 3: Cross multiply
    1,558,054.20x = 2,336,643.90 × 493,422.60
  4. Step 4: Simplify right side
    1,558,054.20x = 1,152,952,908,412.14
  5. Step 5: Solve for x
    x = 1,152,952,908,412.14/1,558,054.20
  6. Step 6: Final answer
    x = 739,995.38

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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.