Home / 909,539.40-1,361,684.70-804,563.40

Finding the Fourth Proportional to 909,539.40, 1,361,684.70 and 804,563.40

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Solution

The fourth proportional to 909,539.40, 1,361,684.70 and 804,563.40 is: 1,204,523.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,539.40 : 1,361,684.70 = 804,563.40 : x
  2. Step 2: Convert to fraction form
    909,539.40/1,361,684.70 = 804,563.40/x
  3. Step 3: Cross multiply
    909,539.40x = 1,361,684.70 × 804,563.40
  4. Step 4: Simplify right side
    909,539.40x = 1,095,561,671,959.98
  5. Step 5: Solve for x
    x = 1,095,561,671,959.98/909,539.40
  6. Step 6: Final answer
    x = 1,204,523.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.