Finding the Fourth Proportional to 1,130,754.11, 1,696,381.25 and 372,564.95
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Solution
The fourth proportional to 1,130,754.11, 1,696,381.25 and 372,564.95 is: 558,929.82
Step by Step Solution
- Step 1: Write the proportion equation
1,130,754.11 : 1,696,381.25 = 372,564.95 : x - Step 2: Convert to fraction form
1,130,754.11/1,696,381.25 = 372,564.95/x - Step 3: Cross multiply
1,130,754.11x = 1,696,381.25 × 372,564.95 - Step 4: Simplify right side
1,130,754.11x = 632,012,185,242.46 - Step 5: Solve for x
x = 632,012,185,242.46/1,130,754.11 - Step 6: Final answer
x = 558,929.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.