Home / 1,265,912.51-1,746,804.57-1,008,445.10

Finding the Fourth Proportional to 1,265,912.51, 1,746,804.57 and 1,008,445.10

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Solution

The fourth proportional to 1,265,912.51, 1,746,804.57 and 1,008,445.10 is: 1,391,531.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,912.51 : 1,746,804.57 = 1,008,445.10 : x
  2. Step 2: Convert to fraction form
    1,265,912.51/1,746,804.57 = 1,008,445.10/x
  3. Step 3: Cross multiply
    1,265,912.51x = 1,746,804.57 × 1,008,445.10
  4. Step 4: Simplify right side
    1,265,912.51x = 1,761,556,509,274.11
  5. Step 5: Solve for x
    x = 1,761,556,509,274.11/1,265,912.51
  6. Step 6: Final answer
    x = 1,391,531.01

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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.