Home / 1,513,637.71-2,089,326.20-901,982.33

Finding the Fourth Proportional to 1,513,637.71, 2,089,326.20 and 901,982.33

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Solution

The fourth proportional to 1,513,637.71, 2,089,326.20 and 901,982.33 is: 1,245,037.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,637.71 : 2,089,326.20 = 901,982.33 : x
  2. Step 2: Convert to fraction form
    1,513,637.71/2,089,326.20 = 901,982.33/x
  3. Step 3: Cross multiply
    1,513,637.71x = 2,089,326.20 × 901,982.33
  4. Step 4: Simplify right side
    1,513,637.71x = 1,884,535,314,006.05
  5. Step 5: Solve for x
    x = 1,884,535,314,006.05/1,513,637.71
  6. Step 6: Final answer
    x = 1,245,037.24

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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.