Home / 1,559,722.74-2,339,576.73-422,482.74

Finding the Fourth Proportional to 1,559,722.74, 2,339,576.73 and 422,482.74

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Solution

The fourth proportional to 1,559,722.74, 2,339,576.73 and 422,482.74 is: 633,722.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,722.74 : 2,339,576.73 = 422,482.74 : x
  2. Step 2: Convert to fraction form
    1,559,722.74/2,339,576.73 = 422,482.74/x
  3. Step 3: Cross multiply
    1,559,722.74x = 2,339,576.73 × 422,482.74
  4. Step 4: Simplify right side
    1,559,722.74x = 988,430,787,330.64
  5. Step 5: Solve for x
    x = 988,430,787,330.64/1,559,722.74
  6. Step 6: Final answer
    x = 633,722.11

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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.