Finding the Fourth Proportional to 1,133,426.64, 1,564,072.62 and 624,033.84
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Solution
The fourth proportional to 1,133,426.64, 1,564,072.62 and 624,033.84 is: 861,135.79
Step by Step Solution
- Step 1: Write the proportion equation
1,133,426.64 : 1,564,072.62 = 624,033.84 : x - Step 2: Convert to fraction form
1,133,426.64/1,564,072.62 = 624,033.84/x - Step 3: Cross multiply
1,133,426.64x = 1,564,072.62 × 624,033.84 - Step 4: Simplify right side
1,133,426.64x = 976,034,243,097.46 - Step 5: Solve for x
x = 976,034,243,097.46/1,133,426.64 - Step 6: Final answer
x = 861,135.79
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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.