Home / 1,999,047.15-2,998,568.40-651,207.62

Finding the Fourth Proportional to 1,999,047.15, 2,998,568.40 and 651,207.62

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Solution

The fourth proportional to 1,999,047.15, 2,998,568.40 and 651,207.62 is: 976,810.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,047.15 : 2,998,568.40 = 651,207.62 : x
  2. Step 2: Convert to fraction form
    1,999,047.15/2,998,568.40 = 651,207.62/x
  3. Step 3: Cross multiply
    1,999,047.15x = 2,998,568.40 × 651,207.62
  4. Step 4: Simplify right side
    1,999,047.15x = 1,952,690,576,178.37
  5. Step 5: Solve for x
    x = 1,952,690,576,178.37/1,999,047.15
  6. Step 6: Final answer
    x = 976,810.67

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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.