Home / 1,509,908.64-2,083,673.94-830,845.14

Finding the Fourth Proportional to 1,509,908.64, 2,083,673.94 and 830,845.14

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Solution

The fourth proportional to 1,509,908.64, 2,083,673.94 and 830,845.14 is: 1,146,566.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,908.64 : 2,083,673.94 = 830,845.14 : x
  2. Step 2: Convert to fraction form
    1,509,908.64/2,083,673.94 = 830,845.14/x
  3. Step 3: Cross multiply
    1,509,908.64x = 2,083,673.94 × 830,845.14
  4. Step 4: Simplify right side
    1,509,908.64x = 1,731,210,362,239.43
  5. Step 5: Solve for x
    x = 1,731,210,362,239.43/1,509,908.64
  6. Step 6: Final answer
    x = 1,146,566.30

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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.