Home / 1,662,810.36-2,293,147.98-1,089,642.36

Finding the Fourth Proportional to 1,662,810.36, 2,293,147.98 and 1,089,642.36

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Solution

The fourth proportional to 1,662,810.36, 2,293,147.98 and 1,089,642.36 is: 1,502,703.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662,810.36 : 2,293,147.98 = 1,089,642.36 : x
  2. Step 2: Convert to fraction form
    1,662,810.36/2,293,147.98 = 1,089,642.36/x
  3. Step 3: Cross multiply
    1,662,810.36x = 2,293,147.98 × 1,089,642.36
  4. Step 4: Simplify right side
    1,662,810.36x = 2,498,711,176,756.43
  5. Step 5: Solve for x
    x = 2,498,711,176,756.43/1,662,810.36
  6. Step 6: Final answer
    x = 1,502,703.64

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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.