Home / 4,999,541.30-7,502,042.04-2,120,460.28

Finding the Fourth Proportional to 4,999,541.30, 7,502,042.04 and 2,120,460.28

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Solution

The fourth proportional to 4,999,541.30, 7,502,042.04 and 2,120,460.28 is: 3,181,848.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999,541.30 : 7,502,042.04 = 2,120,460.28 : x
  2. Step 2: Convert to fraction form
    4,999,541.30/7,502,042.04 = 2,120,460.28/x
  3. Step 3: Cross multiply
    4,999,541.30x = 7,502,042.04 × 2,120,460.28
  4. Step 4: Simplify right side
    4,999,541.30x = 15,907,782,164,710.17
  5. Step 5: Solve for x
    x = 15,907,782,164,710.17/4,999,541.30
  6. Step 6: Final answer
    x = 3,181,848.34

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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.