Home / 1,265,722.31-1,746,696.78-692,762.48

Finding the Fourth Proportional to 1,265,722.31, 1,746,696.78 and 692,762.48

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Solution

The fourth proportional to 1,265,722.31, 1,746,696.78 and 692,762.48 is: 956,012.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,722.31 : 1,746,696.78 = 692,762.48 : x
  2. Step 2: Convert to fraction form
    1,265,722.31/1,746,696.78 = 692,762.48/x
  3. Step 3: Cross multiply
    1,265,722.31x = 1,746,696.78 × 692,762.48
  4. Step 4: Simplify right side
    1,265,722.31x = 1,210,045,993,120.81
  5. Step 5: Solve for x
    x = 1,210,045,993,120.81/1,265,722.31
  6. Step 6: Final answer
    x = 956,012.22

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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.