Home / 4,299,047.06-6,439,915.26-1,990,285.83

Finding the Fourth Proportional to 4,299,047.06, 6,439,915.26 and 1,990,285.83

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Solution

The fourth proportional to 4,299,047.06, 6,439,915.26 and 1,990,285.83 is: 2,981,421.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,299,047.06 : 6,439,915.26 = 1,990,285.83 : x
  2. Step 2: Convert to fraction form
    4,299,047.06/6,439,915.26 = 1,990,285.83/x
  3. Step 3: Cross multiply
    4,299,047.06x = 6,439,915.26 × 1,990,285.83
  4. Step 4: Simplify right side
    4,299,047.06x = 12,817,272,088,378.77
  5. Step 5: Solve for x
    x = 12,817,272,088,378.77/4,299,047.06
  6. Step 6: Final answer
    x = 2,981,421.68

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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.