Home / 1,264,165.50-1,744,579.98-767,455.41

Finding the Fourth Proportional to 1,264,165.50, 1,744,579.98 and 767,455.41

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Solution

The fourth proportional to 1,264,165.50, 1,744,579.98 and 767,455.41 is: 1,059,107.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,165.50 : 1,744,579.98 = 767,455.41 : x
  2. Step 2: Convert to fraction form
    1,264,165.50/1,744,579.98 = 767,455.41/x
  3. Step 3: Cross multiply
    1,264,165.50x = 1,744,579.98 × 767,455.41
  4. Step 4: Simplify right side
    1,264,165.50x = 1,338,887,343,828.69
  5. Step 5: Solve for x
    x = 1,338,887,343,828.69/1,264,165.50
  6. Step 6: Final answer
    x = 1,059,107.64

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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.