Home / 1,282,969.10-1,770,552.93-710,009.46

Finding the Fourth Proportional to 1,282,969.10, 1,770,552.93 and 710,009.46

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Solution

The fourth proportional to 1,282,969.10, 1,770,552.93 and 710,009.46 is: 979,843.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,969.10 : 1,770,552.93 = 710,009.46 : x
  2. Step 2: Convert to fraction form
    1,282,969.10/1,770,552.93 = 710,009.46/x
  3. Step 3: Cross multiply
    1,282,969.10x = 1,770,552.93 × 710,009.46
  4. Step 4: Simplify right side
    1,282,969.10x = 1,257,109,329,730.72
  5. Step 5: Solve for x
    x = 1,257,109,329,730.72/1,282,969.10
  6. Step 6: Final answer
    x = 979,843.81

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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.