Home / 2,405,936.03-3,319,078.76-2,130,574.50

Finding the Fourth Proportional to 2,405,936.03, 3,319,078.76 and 2,130,574.50

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Solution

The fourth proportional to 2,405,936.03, 3,319,078.76 and 2,130,574.50 is: 2,939,207.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,936.03 : 3,319,078.76 = 2,130,574.50 : x
  2. Step 2: Convert to fraction form
    2,405,936.03/3,319,078.76 = 2,130,574.50/x
  3. Step 3: Cross multiply
    2,405,936.03x = 3,319,078.76 × 2,130,574.50
  4. Step 4: Simplify right side
    2,405,936.03x = 7,071,544,569,547.62
  5. Step 5: Solve for x
    x = 7,071,544,569,547.62/2,405,936.03
  6. Step 6: Final answer
    x = 2,939,207.23

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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.