Home / 1,557,842.32-2,336,848.53-492,805.18

Finding the Fourth Proportional to 1,557,842.32, 2,336,848.53 and 492,805.18

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Solution

The fourth proportional to 1,557,842.32, 2,336,848.53 and 492,805.18 is: 739,234.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,842.32 : 2,336,848.53 = 492,805.18 : x
  2. Step 2: Convert to fraction form
    1,557,842.32/2,336,848.53 = 492,805.18/x
  3. Step 3: Cross multiply
    1,557,842.32x = 2,336,848.53 × 492,805.18
  4. Step 4: Simplify right side
    1,557,842.32x = 1,151,611,060,459.39
  5. Step 5: Solve for x
    x = 1,151,611,060,459.39/1,557,842.32
  6. Step 6: Final answer
    x = 739,234.67

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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.