Home / 1,343,040.88-1,855,060.77-974,930.51

Finding the Fourth Proportional to 1,343,040.88, 1,855,060.77 and 974,930.51

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Solution

The fourth proportional to 1,343,040.88, 1,855,060.77 and 974,930.51 is: 1,346,612.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,040.88 : 1,855,060.77 = 974,930.51 : x
  2. Step 2: Convert to fraction form
    1,343,040.88/1,855,060.77 = 974,930.51/x
  3. Step 3: Cross multiply
    1,343,040.88x = 1,855,060.77 × 974,930.51
  4. Step 4: Simplify right side
    1,343,040.88x = 1,808,555,342,577.09
  5. Step 5: Solve for x
    x = 1,808,555,342,577.09/1,343,040.88
  6. Step 6: Final answer
    x = 1,346,612.28

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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.