Finding the Fourth Proportional to 3,618,308.74, 5,427,536.73 and 1,488,116.02
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Solution
The fourth proportional to 3,618,308.74, 5,427,536.73 and 1,488,116.02 is: 2,232,204.31
Step by Step Solution
- Step 1: Write the proportion equation
3,618,308.74 : 5,427,536.73 = 1,488,116.02 : x - Step 2: Convert to fraction form
3,618,308.74/5,427,536.73 = 1,488,116.02/x - Step 3: Cross multiply
3,618,308.74x = 5,427,536.73 × 1,488,116.02 - Step 4: Simplify right side
3,618,308.74x = 8,076,804,357,051.42 - Step 5: Solve for x
x = 8,076,804,357,051.42/3,618,308.74 - Step 6: Final answer
x = 2,232,204.31
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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.