Home / 2,403,540.81-3,316,886.04-1,315,809.03

Finding the Fourth Proportional to 2,403,540.81, 3,316,886.04 and 1,315,809.03

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Solution

The fourth proportional to 2,403,540.81, 3,316,886.04 and 1,315,809.03 is: 1,815,816.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403,540.81 : 3,316,886.04 = 1,315,809.03 : x
  2. Step 2: Convert to fraction form
    2,403,540.81/3,316,886.04 = 1,315,809.03/x
  3. Step 3: Cross multiply
    2,403,540.81x = 3,316,886.04 × 1,315,809.03
  4. Step 4: Simplify right side
    2,403,540.81x = 4,364,388,602,912.94
  5. Step 5: Solve for x
    x = 4,364,388,602,912.94/2,403,540.81
  6. Step 6: Final answer
    x = 1,815,816.31

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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.