Home / 1,447,359.15-1,997,594.78-802,986.95

Finding the Fourth Proportional to 1,447,359.15, 1,997,594.78 and 802,986.95

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Solution

The fourth proportional to 1,447,359.15, 1,997,594.78 and 802,986.95 is: 1,108,254.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,359.15 : 1,997,594.78 = 802,986.95 : x
  2. Step 2: Convert to fraction form
    1,447,359.15/1,997,594.78 = 802,986.95/x
  3. Step 3: Cross multiply
    1,447,359.15x = 1,997,594.78 × 802,986.95
  4. Step 4: Simplify right side
    1,447,359.15x = 1,604,042,525,725.21
  5. Step 5: Solve for x
    x = 1,604,042,525,725.21/1,447,359.15
  6. Step 6: Final answer
    x = 1,108,254.66

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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.