Finding the Fourth Proportional to 1,472,140.78, 2,208,564.08 and 713,095.12
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Solution
The fourth proportional to 1,472,140.78, 2,208,564.08 and 713,095.12 is: 1,069,813.63
Step by Step Solution
- Step 1: Write the proportion equation
1,472,140.78 : 2,208,564.08 = 713,095.12 : x - Step 2: Convert to fraction form
1,472,140.78/2,208,564.08 = 713,095.12/x - Step 3: Cross multiply
1,472,140.78x = 2,208,564.08 × 713,095.12 - Step 4: Simplify right side
1,472,140.78x = 1,574,916,263,916.62 - Step 5: Solve for x
x = 1,574,916,263,916.62/1,472,140.78 - Step 6: Final answer
x = 1,069,813.63
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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.