Home / 1,265,453.29-1,746,055.47-749,369.31

Finding the Fourth Proportional to 1,265,453.29, 1,746,055.47 and 749,369.31

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Solution

The fourth proportional to 1,265,453.29, 1,746,055.47 and 749,369.31 is: 1,033,969.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,453.29 : 1,746,055.47 = 749,369.31 : x
  2. Step 2: Convert to fraction form
    1,265,453.29/1,746,055.47 = 749,369.31/x
  3. Step 3: Cross multiply
    1,265,453.29x = 1,746,055.47 × 749,369.31
  4. Step 4: Simplify right side
    1,265,453.29x = 1,308,440,374,045.35
  5. Step 5: Solve for x
    x = 1,308,440,374,045.35/1,265,453.29
  6. Step 6: Final answer
    x = 1,033,969.71

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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.