Finding the Fourth Proportional to 1,778,862.06, 2,454,812.46 and 963,044.91
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Solution
The fourth proportional to 1,778,862.06, 2,454,812.46 and 963,044.91 is: 1,328,992.67
Step by Step Solution
- Step 1: Write the proportion equation
1,778,862.06 : 2,454,812.46 = 963,044.91 : x - Step 2: Convert to fraction form
1,778,862.06/2,454,812.46 = 963,044.91/x - Step 3: Cross multiply
1,778,862.06x = 2,454,812.46 × 963,044.91 - Step 4: Simplify right side
1,778,862.06x = 2,364,094,644,607.58 - Step 5: Solve for x
x = 2,364,094,644,607.58/1,778,862.06 - Step 6: Final answer
x = 1,328,992.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.