Finding the Fourth Proportional to 1,229,362.18, 1,695,517.05 and 1,032,368.02
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Solution
The fourth proportional to 1,229,362.18, 1,695,517.05 and 1,032,368.02 is: 1,423,825.79
Step by Step Solution
- Step 1: Write the proportion equation
1,229,362.18 : 1,695,517.05 = 1,032,368.02 : x - Step 2: Convert to fraction form
1,229,362.18/1,695,517.05 = 1,032,368.02/x - Step 3: Cross multiply
1,229,362.18x = 1,695,517.05 × 1,032,368.02 - Step 4: Simplify right side
1,229,362.18x = 1,750,397,579,784.74 - Step 5: Solve for x
x = 1,750,397,579,784.74/1,229,362.18 - Step 6: Final answer
x = 1,423,825.79
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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.