Home / 1,105,520.67-1,525,077.32-675,055.89

Finding the Fourth Proportional to 1,105,520.67, 1,525,077.32 and 675,055.89

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Solution

The fourth proportional to 1,105,520.67, 1,525,077.32 and 675,055.89 is: 931,246.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,520.67 : 1,525,077.32 = 675,055.89 : x
  2. Step 2: Convert to fraction form
    1,105,520.67/1,525,077.32 = 675,055.89/x
  3. Step 3: Cross multiply
    1,105,520.67x = 1,525,077.32 × 675,055.89
  4. Step 4: Simplify right side
    1,105,520.67x = 1,029,512,424,196.14
  5. Step 5: Solve for x
    x = 1,029,512,424,196.14/1,105,520.67
  6. Step 6: Final answer
    x = 931,246.65

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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.