Finding the Fourth Proportional to 5,128,534.99, 7,692,588.60 and 1,341,934.03
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Solution
The fourth proportional to 5,128,534.99, 7,692,588.60 and 1,341,934.03 is: 2,012,845.08
Step by Step Solution
- Step 1: Write the proportion equation
5,128,534.99 : 7,692,588.60 = 1,341,934.03 : x - Step 2: Convert to fraction form
5,128,534.99/7,692,588.60 = 1,341,934.03/x - Step 3: Cross multiply
5,128,534.99x = 7,692,588.60 × 1,341,934.03 - Step 4: Simplify right side
5,128,534.99x = 10,322,946,421,130.06 - Step 5: Solve for x
x = 10,322,946,421,130.06/5,128,534.99 - Step 6: Final answer
x = 2,012,845.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.