Home / 1,199,413.97-1,655,031.36-770,275.35

Finding the Fourth Proportional to 1,199,413.97, 1,655,031.36 and 770,275.35

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Solution

The fourth proportional to 1,199,413.97, 1,655,031.36 and 770,275.35 is: 1,062,877.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,413.97 : 1,655,031.36 = 770,275.35 : x
  2. Step 2: Convert to fraction form
    1,199,413.97/1,655,031.36 = 770,275.35/x
  3. Step 3: Cross multiply
    1,199,413.97x = 1,655,031.36 × 770,275.35
  4. Step 4: Simplify right side
    1,199,413.97x = 1,274,829,860,084.98
  5. Step 5: Solve for x
    x = 1,274,829,860,084.98/1,199,413.97
  6. Step 6: Final answer
    x = 1,062,877.29

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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.