Home / 1,558,069.20-2,336,666.40-493,437.60

Finding the Fourth Proportional to 1,558,069.20, 2,336,666.40 and 493,437.60

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Solution

The fourth proportional to 1,558,069.20, 2,336,666.40 and 493,437.60 is: 740,017.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,069.20 : 2,336,666.40 = 493,437.60 : x
  2. Step 2: Convert to fraction form
    1,558,069.20/2,336,666.40 = 493,437.60/x
  3. Step 3: Cross multiply
    1,558,069.20x = 2,336,666.40 × 493,437.60
  4. Step 4: Simplify right side
    1,558,069.20x = 1,152,999,060,416.64
  5. Step 5: Solve for x
    x = 1,152,999,060,416.64/1,558,069.20
  6. Step 6: Final answer
    x = 740,017.88

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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.