Home / 1,513,641.46-2,089,331.39-901,986.09

Finding the Fourth Proportional to 1,513,641.46, 2,089,331.39 and 901,986.09

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Solution

The fourth proportional to 1,513,641.46, 2,089,331.39 and 901,986.09 is: 1,245,042.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,641.46 : 2,089,331.39 = 901,986.09 : x
  2. Step 2: Convert to fraction form
    1,513,641.46/2,089,331.39 = 901,986.09/x
  3. Step 3: Cross multiply
    1,513,641.46x = 2,089,331.39 × 901,986.09
  4. Step 4: Simplify right side
    1,513,641.46x = 1,884,547,851,180.37
  5. Step 5: Solve for x
    x = 1,884,547,851,180.37/1,513,641.46
  6. Step 6: Final answer
    x = 1,245,042.44

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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.