Home / 4,999,962.31-7,500,386.48-1,405,760.54

Finding the Fourth Proportional to 4,999,962.31, 7,500,386.48 and 1,405,760.54

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Solution

The fourth proportional to 4,999,962.31, 7,500,386.48 and 1,405,760.54 is: 2,108,765.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999,962.31 : 7,500,386.48 = 1,405,760.54 : x
  2. Step 2: Convert to fraction form
    4,999,962.31/7,500,386.48 = 1,405,760.54/x
  3. Step 3: Cross multiply
    4,999,962.31x = 7,500,386.48 × 1,405,760.54
  4. Step 4: Simplify right side
    4,999,962.31x = 10,543,747,303,802.76
  5. Step 5: Solve for x
    x = 10,543,747,303,802.76/4,999,962.31
  6. Step 6: Final answer
    x = 2,108,765.36

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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.