Finding the Fourth Proportional to 1,712,621.48, 2,569,292.94 and 647,639.96
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Solution
The fourth proportional to 1,712,621.48, 2,569,292.94 and 647,639.96 is: 971,596.35
Step by Step Solution
- Step 1: Write the proportion equation
1,712,621.48 : 2,569,292.94 = 647,639.96 : x - Step 2: Convert to fraction form
1,712,621.48/2,569,292.94 = 647,639.96/x - Step 3: Cross multiply
1,712,621.48x = 2,569,292.94 × 647,639.96 - Step 4: Simplify right side
1,712,621.48x = 1,663,976,776,889.88 - Step 5: Solve for x
x = 1,663,976,776,889.88/1,712,621.48 - Step 6: Final answer
x = 971,596.35
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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.