Finding the Fourth Proportional to 1,631,607.92, 2,447,159.16 and 833,479.28
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Solution
The fourth proportional to 1,631,607.92, 2,447,159.16 and 833,479.28 is: 1,250,089.82
Step by Step Solution
- Step 1: Write the proportion equation
1,631,607.92 : 2,447,159.16 = 833,479.28 : x - Step 2: Convert to fraction form
1,631,607.92/2,447,159.16 = 833,479.28/x - Step 3: Cross multiply
1,631,607.92x = 2,447,159.16 × 833,479.28 - Step 4: Simplify right side
1,631,607.92x = 2,039,656,454,722.21 - Step 5: Solve for x
x = 2,039,656,454,722.21/1,631,607.92 - Step 6: Final answer
x = 1,250,089.82
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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.