Home / 1,530,427.40-2,293,016.70-997,674.20

Finding the Fourth Proportional to 1,530,427.40, 2,293,016.70 and 997,674.20

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Solution

The fourth proportional to 1,530,427.40, 2,293,016.70 and 997,674.20 is: 1,494,800.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,427.40 : 2,293,016.70 = 997,674.20 : x
  2. Step 2: Convert to fraction form
    1,530,427.40/2,293,016.70 = 997,674.20/x
  3. Step 3: Cross multiply
    1,530,427.40x = 2,293,016.70 × 997,674.20
  4. Step 4: Simplify right side
    1,530,427.40x = 2,287,683,601,759.14
  5. Step 5: Solve for x
    x = 2,287,683,601,759.14/1,530,427.40
  6. Step 6: Final answer
    x = 1,494,800.47

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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.