Home / 1,704,830.90-2,563,467.15-1,431,115.70

Finding the Fourth Proportional to 1,704,830.90, 2,563,467.15 and 1,431,115.70

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Solution

The fourth proportional to 1,704,830.90, 2,563,467.15 and 1,431,115.70 is: 2,151,895.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704,830.90 : 2,563,467.15 = 1,431,115.70 : x
  2. Step 2: Convert to fraction form
    1,704,830.90/2,563,467.15 = 1,431,115.70/x
  3. Step 3: Cross multiply
    1,704,830.90x = 2,563,467.15 × 1,431,115.70
  4. Step 4: Simplify right side
    1,704,830.90x = 3,668,618,084,799.26
  5. Step 5: Solve for x
    x = 3,668,618,084,799.26/1,704,830.90
  6. Step 6: Final answer
    x = 2,151,895.58

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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.