Home / 2,389,890.91-3,586,331.07-969,946.98

Finding the Fourth Proportional to 2,389,890.91, 3,586,331.07 and 969,946.98

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Solution

The fourth proportional to 2,389,890.91, 3,586,331.07 and 969,946.98 is: 1,455,527.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389,890.91 : 3,586,331.07 = 969,946.98 : x
  2. Step 2: Convert to fraction form
    2,389,890.91/3,586,331.07 = 969,946.98/x
  3. Step 3: Cross multiply
    2,389,890.91x = 3,586,331.07 × 969,946.98
  4. Step 4: Simplify right side
    2,389,890.91x = 3,478,550,999,592.50
  5. Step 5: Solve for x
    x = 3,478,550,999,592.50/2,389,890.91
  6. Step 6: Final answer
    x = 1,455,527.11

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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.