Home / 1,509,095.32-2,082,590.94-830,049.64

Finding the Fourth Proportional to 1,509,095.32, 2,082,590.94 and 830,049.64

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Solution

The fourth proportional to 1,509,095.32, 2,082,590.94 and 830,049.64 is: 1,145,490.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,095.32 : 2,082,590.94 = 830,049.64 : x
  2. Step 2: Convert to fraction form
    1,509,095.32/2,082,590.94 = 830,049.64/x
  3. Step 3: Cross multiply
    1,509,095.32x = 2,082,590.94 × 830,049.64
  4. Step 4: Simplify right side
    1,509,095.32x = 1,728,653,860,014.26
  5. Step 5: Solve for x
    x = 1,728,653,860,014.26/1,509,095.32
  6. Step 6: Final answer
    x = 1,145,490.17

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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.