Finding the Fourth Proportional to 1,585,545.84, 2,377,696.68 and 638,740.08
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Solution
The fourth proportional to 1,585,545.84, 2,377,696.68 and 638,740.08 is: 957,859.51
Step by Step Solution
- Step 1: Write the proportion equation
1,585,545.84 : 2,377,696.68 = 638,740.08 : x - Step 2: Convert to fraction form
1,585,545.84/2,377,696.68 = 638,740.08/x - Step 3: Cross multiply
1,585,545.84x = 2,377,696.68 × 638,740.08 - Step 4: Simplify right side
1,585,545.84x = 1,518,730,167,598.93 - Step 5: Solve for x
x = 1,518,730,167,598.93/1,585,545.84 - Step 6: Final answer
x = 957,859.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.