Finding the Fourth Proportional to 1,125,701.37, 1,553,468.40 and 609,455.26
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Solution
The fourth proportional to 1,125,701.37, 1,553,468.40 and 609,455.26 is: 841,048.53
Step by Step Solution
- Step 1: Write the proportion equation
1,125,701.37 : 1,553,468.40 = 609,455.26 : x - Step 2: Convert to fraction form
1,125,701.37/1,553,468.40 = 609,455.26/x - Step 3: Cross multiply
1,125,701.37x = 1,553,468.40 × 609,455.26 - Step 4: Simplify right side
1,125,701.37x = 946,769,487,623.78 - Step 5: Solve for x
x = 946,769,487,623.78/1,125,701.37 - Step 6: Final answer
x = 841,048.53
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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.