Home / 2,609,609.40-3,913,133.44-1,072,326.33

Finding the Fourth Proportional to 2,609,609.40, 3,913,133.44 and 1,072,326.33

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Solution

The fourth proportional to 2,609,609.40, 3,913,133.44 and 1,072,326.33 is: 1,607,963.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,609,609.40 : 3,913,133.44 = 1,072,326.33 : x
  2. Step 2: Convert to fraction form
    2,609,609.40/3,913,133.44 = 1,072,326.33/x
  3. Step 3: Cross multiply
    2,609,609.40x = 3,913,133.44 × 1,072,326.33
  4. Step 4: Simplify right side
    2,609,609.40x = 4,196,156,020,515.48
  5. Step 5: Solve for x
    x = 4,196,156,020,515.48/2,609,609.40
  6. Step 6: Final answer
    x = 1,607,963.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.