Home / 1,208,795.30-1,810,568.55-1,051,331.30

Finding the Fourth Proportional to 1,208,795.30, 1,810,568.55 and 1,051,331.30

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Solution

The fourth proportional to 1,208,795.30, 1,810,568.55 and 1,051,331.30 is: 1,574,714.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,795.30 : 1,810,568.55 = 1,051,331.30 : x
  2. Step 2: Convert to fraction form
    1,208,795.30/1,810,568.55 = 1,051,331.30/x
  3. Step 3: Cross multiply
    1,208,795.30x = 1,810,568.55 × 1,051,331.30
  4. Step 4: Simplify right side
    1,208,795.30x = 1,903,507,387,410.62
  5. Step 5: Solve for x
    x = 1,903,507,387,410.62/1,208,795.30
  6. Step 6: Final answer
    x = 1,574,714.42

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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.