Finding the Fourth Proportional to 1,345,735.53, 2,016,941.09 and 1,154,854.17
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Solution
The fourth proportional to 1,345,735.53, 2,016,941.09 and 1,154,854.17 is: 1,730,854.82
Step by Step Solution
- Step 1: Write the proportion equation
1,345,735.53 : 2,016,941.09 = 1,154,854.17 : x - Step 2: Convert to fraction form
1,345,735.53/2,016,941.09 = 1,154,854.17/x - Step 3: Cross multiply
1,345,735.53x = 2,016,941.09 × 1,154,854.17 - Step 4: Simplify right side
1,345,735.53x = 2,329,272,828,430.85 - Step 5: Solve for x
x = 2,329,272,828,430.85/1,345,735.53 - Step 6: Final answer
x = 1,730,854.82
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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.