Finding the Fourth Proportional to 4,375,001.60, 6,552,004.80 and 2,128,515.20
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Solution
The fourth proportional to 4,375,001.60, 6,552,004.80 and 2,128,515.20 is: 3,187,665.53
Step by Step Solution
- Step 1: Write the proportion equation
4,375,001.60 : 6,552,004.80 = 2,128,515.20 : x - Step 2: Convert to fraction form
4,375,001.60/6,552,004.80 = 2,128,515.20/x - Step 3: Cross multiply
4,375,001.60x = 6,552,004.80 × 2,128,515.20 - Step 4: Simplify right side
4,375,001.60x = 13,946,041,807,272.96 - Step 5: Solve for x
x = 13,946,041,807,272.96/4,375,001.60 - Step 6: Final answer
x = 3,187,665.53
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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.