Home / 1,507,542.15-2,080,688.43-862,962.36

Finding the Fourth Proportional to 1,507,542.15, 2,080,688.43 and 862,962.36

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Solution

The fourth proportional to 1,507,542.15, 2,080,688.43 and 862,962.36 is: 1,191,048.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,542.15 : 2,080,688.43 = 862,962.36 : x
  2. Step 2: Convert to fraction form
    1,507,542.15/2,080,688.43 = 862,962.36/x
  3. Step 3: Cross multiply
    1,507,542.15x = 2,080,688.43 × 862,962.36
  4. Step 4: Simplify right side
    1,507,542.15x = 1,795,555,788,556.86
  5. Step 5: Solve for x
    x = 1,795,555,788,556.86/1,507,542.15
  6. Step 6: Final answer
    x = 1,191,048.48

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.