Finding the Fourth Proportional to 1,176,895.74, 1,624,068.28 and 667,587.18
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Solution
The fourth proportional to 1,176,895.74, 1,624,068.28 and 667,587.18 is: 921,243.17
Step by Step Solution
- Step 1: Write the proportion equation
1,176,895.74 : 1,624,068.28 = 667,587.18 : x - Step 2: Convert to fraction form
1,176,895.74/1,624,068.28 = 667,587.18/x - Step 3: Cross multiply
1,176,895.74x = 1,624,068.28 × 667,587.18 - Step 4: Simplify right side
1,176,895.74x = 1,084,207,163,172.65 - Step 5: Solve for x
x = 1,084,207,163,172.65/1,176,895.74 - Step 6: Final answer
x = 921,243.17
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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.