Home / 4,430,720.43-6,647,262.09-1,590,857.19

Finding the Fourth Proportional to 4,430,720.43, 6,647,262.09 and 1,590,857.19

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Solution

The fourth proportional to 4,430,720.43, 6,647,262.09 and 1,590,857.19 is: 2,386,709.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,430,720.43 : 6,647,262.09 = 1,590,857.19 : x
  2. Step 2: Convert to fraction form
    4,430,720.43/6,647,262.09 = 1,590,857.19/x
  3. Step 3: Cross multiply
    4,430,720.43x = 6,647,262.09 × 1,590,857.19
  4. Step 4: Simplify right side
    4,430,720.43x = 10,574,844,689,690.93
  5. Step 5: Solve for x
    x = 10,574,844,689,690.93/4,430,720.43
  6. Step 6: Final answer
    x = 2,386,709.98

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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.