Finding the Fourth Proportional to 1,125,824.73, 1,553,626.47 and 609,569.74
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Solution
The fourth proportional to 1,125,824.73, 1,553,626.47 and 609,569.74 is: 841,199.93
Step by Step Solution
- Step 1: Write the proportion equation
1,125,824.73 : 1,553,626.47 = 609,569.74 : x - Step 2: Convert to fraction form
1,125,824.73/1,553,626.47 = 609,569.74/x - Step 3: Cross multiply
1,125,824.73x = 1,553,626.47 × 609,569.74 - Step 4: Simplify right side
1,125,824.73x = 947,043,683,375.02 - Step 5: Solve for x
x = 947,043,683,375.02/1,125,824.73 - Step 6: Final answer
x = 841,199.93
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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.