Home / 1,270,586.43-1,905,475.48-417,461.44

Finding the Fourth Proportional to 1,270,586.43, 1,905,475.48 and 417,461.44

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Solution

The fourth proportional to 1,270,586.43, 1,905,475.48 and 417,461.44 is: 626,059.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,586.43 : 1,905,475.48 = 417,461.44 : x
  2. Step 2: Convert to fraction form
    1,270,586.43/1,905,475.48 = 417,461.44/x
  3. Step 3: Cross multiply
    1,270,586.43x = 1,905,475.48 × 417,461.44
  4. Step 4: Simplify right side
    1,270,586.43x = 795,462,531,249.93
  5. Step 5: Solve for x
    x = 795,462,531,249.93/1,270,586.43
  6. Step 6: Final answer
    x = 626,059.37

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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.