Home / 1,326,529.98-1,830,611.43-722,917.50

Finding the Fourth Proportional to 1,326,529.98, 1,830,611.43 and 722,917.50

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Solution

The fourth proportional to 1,326,529.98, 1,830,611.43 and 722,917.50 is: 997,626.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,529.98 : 1,830,611.43 = 722,917.50 : x
  2. Step 2: Convert to fraction form
    1,326,529.98/1,830,611.43 = 722,917.50/x
  3. Step 3: Cross multiply
    1,326,529.98x = 1,830,611.43 × 722,917.50
  4. Step 4: Simplify right side
    1,326,529.98x = 1,323,381,038,447.02
  5. Step 5: Solve for x
    x = 1,323,381,038,447.02/1,326,529.98
  6. Step 6: Final answer
    x = 997,626.18

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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.