Home / 1,107,055.71-1,654,518.07-808,165.71

Finding the Fourth Proportional to 1,107,055.71, 1,654,518.07 and 808,165.71

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Solution

The fourth proportional to 1,107,055.71, 1,654,518.07 and 808,165.71 is: 1,207,820.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,055.71 : 1,654,518.07 = 808,165.71 : x
  2. Step 2: Convert to fraction form
    1,107,055.71/1,654,518.07 = 808,165.71/x
  3. Step 3: Cross multiply
    1,107,055.71x = 1,654,518.07 × 808,165.71
  4. Step 4: Simplify right side
    1,107,055.71x = 1,337,124,770,749.38
  5. Step 5: Solve for x
    x = 1,337,124,770,749.38/1,107,055.71
  6. Step 6: Final answer
    x = 1,207,820.67

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.