Home / 1,501,678.17-2,072,367.63-822,614.67

Finding the Fourth Proportional to 1,501,678.17, 2,072,367.63 and 822,614.67

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Solution

The fourth proportional to 1,501,678.17, 2,072,367.63 and 822,614.67 is: 1,135,236.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,678.17 : 2,072,367.63 = 822,614.67 : x
  2. Step 2: Convert to fraction form
    1,501,678.17/2,072,367.63 = 822,614.67/x
  3. Step 3: Cross multiply
    1,501,678.17x = 2,072,367.63 × 822,614.67
  4. Step 4: Simplify right side
    1,501,678.17x = 1,704,760,014,071.13
  5. Step 5: Solve for x
    x = 1,704,760,014,071.13/1,501,678.17
  6. Step 6: Final answer
    x = 1,135,236.60

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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.