Finding the Fourth Proportional to 1,660,865.06, 2,291,993.76 and 896,918.60
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Solution
The fourth proportional to 1,660,865.06, 2,291,993.76 and 896,918.60 is: 1,237,747.66
Step by Step Solution
- Step 1: Write the proportion equation
1,660,865.06 : 2,291,993.76 = 896,918.60 : x - Step 2: Convert to fraction form
1,660,865.06/2,291,993.76 = 896,918.60/x - Step 3: Cross multiply
1,660,865.06x = 2,291,993.76 × 896,918.60 - Step 4: Simplify right side
1,660,865.06x = 2,055,731,834,427.94 - Step 5: Solve for x
x = 2,055,731,834,427.94/1,660,865.06 - Step 6: Final answer
x = 1,237,747.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.