Home / 1,501,694.67-2,072,390.40-822,631.17

Finding the Fourth Proportional to 1,501,694.67, 2,072,390.40 and 822,631.17

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Solution

The fourth proportional to 1,501,694.67, 2,072,390.40 and 822,631.17 is: 1,135,259.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,694.67 : 2,072,390.40 = 822,631.17 : x
  2. Step 2: Convert to fraction form
    1,501,694.67/2,072,390.40 = 822,631.17/x
  3. Step 3: Cross multiply
    1,501,694.67x = 2,072,390.40 × 822,631.17
  4. Step 4: Simplify right side
    1,501,694.67x = 1,704,812,939,448.77
  5. Step 5: Solve for x
    x = 1,704,812,939,448.77/1,501,694.67
  6. Step 6: Final answer
    x = 1,135,259.37

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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.