Home / 1,265,799.60-1,746,735.84-692,728.92

Finding the Fourth Proportional to 1,265,799.60, 1,746,735.84 and 692,728.92

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Solution

The fourth proportional to 1,265,799.60, 1,746,735.84 and 692,728.92 is: 955,928.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,799.60 : 1,746,735.84 = 692,728.92 : x
  2. Step 2: Convert to fraction form
    1,265,799.60/1,746,735.84 = 692,728.92/x
  3. Step 3: Cross multiply
    1,265,799.60x = 1,746,735.84 × 692,728.92
  4. Step 4: Simplify right side
    1,265,799.60x = 1,210,014,431,968.49
  5. Step 5: Solve for x
    x = 1,210,014,431,968.49/1,265,799.60
  6. Step 6: Final answer
    x = 955,928.91

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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.