Finding the Fourth Proportional to 1,130,754.30, 1,696,381.58 and 372,565.14
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Solution
The fourth proportional to 1,130,754.30, 1,696,381.58 and 372,565.14 is: 558,930.12
Step by Step Solution
- Step 1: Write the proportion equation
1,130,754.30 : 1,696,381.58 = 372,565.14 : x - Step 2: Convert to fraction form
1,130,754.30/1,696,381.58 = 372,565.14/x - Step 3: Cross multiply
1,130,754.30x = 1,696,381.58 × 372,565.14 - Step 4: Simplify right side
1,130,754.30x = 632,012,638,983.30 - Step 5: Solve for x
x = 632,012,638,983.30/1,130,754.30 - Step 6: Final answer
x = 558,930.12
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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.