Home / 1,544,887.04-2,131,939.20-900,688.64

Finding the Fourth Proportional to 1,544,887.04, 2,131,939.20 and 900,688.64

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Solution

The fourth proportional to 1,544,887.04, 2,131,939.20 and 900,688.64 is: 1,242,947.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,887.04 : 2,131,939.20 = 900,688.64 : x
  2. Step 2: Convert to fraction form
    1,544,887.04/2,131,939.20 = 900,688.64/x
  3. Step 3: Cross multiply
    1,544,887.04x = 2,131,939.20 × 900,688.64
  4. Step 4: Simplify right side
    1,544,887.04x = 1,920,213,418,610.69
  5. Step 5: Solve for x
    x = 1,920,213,418,610.69/1,544,887.04
  6. Step 6: Final answer
    x = 1,242,947.46

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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.