Home / 1,509,071.64-2,082,477.24-830,008.68

Finding the Fourth Proportional to 1,509,071.64, 2,082,477.24 and 830,008.68

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Solution

The fourth proportional to 1,509,071.64, 2,082,477.24 and 830,008.68 is: 1,145,389.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,071.64 : 2,082,477.24 = 830,008.68 : x
  2. Step 2: Convert to fraction form
    1,509,071.64/2,082,477.24 = 830,008.68/x
  3. Step 3: Cross multiply
    1,509,071.64x = 2,082,477.24 × 830,008.68
  4. Step 4: Simplify right side
    1,509,071.64x = 1,728,474,185,102.44
  5. Step 5: Solve for x
    x = 1,728,474,185,102.44/1,509,071.64
  6. Step 6: Final answer
    x = 1,145,389.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.