Home / 2,720,946.30-4,081,851.45-923,999.10

Finding the Fourth Proportional to 2,720,946.30, 4,081,851.45 and 923,999.10

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Solution

The fourth proportional to 2,720,946.30, 4,081,851.45 and 923,999.10 is: 1,386,145.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,946.30 : 4,081,851.45 = 923,999.10 : x
  2. Step 2: Convert to fraction form
    2,720,946.30/4,081,851.45 = 923,999.10/x
  3. Step 3: Cross multiply
    2,720,946.30x = 4,081,851.45 × 923,999.10
  4. Step 4: Simplify right side
    2,720,946.30x = 3,771,627,066,133.70
  5. Step 5: Solve for x
    x = 3,771,627,066,133.70/2,720,946.30
  6. Step 6: Final answer
    x = 1,386,145.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.