Finding the Fourth Proportional to 1,133,767.62, 1,564,599.26 and 624,470.02
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Solution
The fourth proportional to 1,133,767.62, 1,564,599.26 and 624,470.02 is: 861,768.60
Step by Step Solution
- Step 1: Write the proportion equation
1,133,767.62 : 1,564,599.26 = 624,470.02 : x - Step 2: Convert to fraction form
1,133,767.62/1,564,599.26 = 624,470.02/x - Step 3: Cross multiply
1,133,767.62x = 1,564,599.26 × 624,470.02 - Step 4: Simplify right side
1,133,767.62x = 977,045,331,184.19 - Step 5: Solve for x
x = 977,045,331,184.19/1,133,767.62 - Step 6: Final answer
x = 861,768.60
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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.