Home / 1,273,772.97-1,757,820.65-692,999.40

Finding the Fourth Proportional to 1,273,772.97, 1,757,820.65 and 692,999.40

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Solution

The fourth proportional to 1,273,772.97, 1,757,820.65 and 692,999.40 is: 956,346.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,772.97 : 1,757,820.65 = 692,999.40 : x
  2. Step 2: Convert to fraction form
    1,273,772.97/1,757,820.65 = 692,999.40/x
  3. Step 3: Cross multiply
    1,273,772.97x = 1,757,820.65 × 692,999.40
  4. Step 4: Simplify right side
    1,273,772.97x = 1,218,168,652,292.61
  5. Step 5: Solve for x
    x = 1,218,168,652,292.61/1,273,772.97
  6. Step 6: Final answer
    x = 956,346.76

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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.