Finding the Fourth Proportional to 1,820,248.66, 2,512,747.17 and 1,175,981.14
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Solution
The fourth proportional to 1,820,248.66, 2,512,747.17 and 1,175,981.14 is: 1,623,373.41
Step by Step Solution
- Step 1: Write the proportion equation
1,820,248.66 : 2,512,747.17 = 1,175,981.14 : x - Step 2: Convert to fraction form
1,820,248.66/2,512,747.17 = 1,175,981.14/x - Step 3: Cross multiply
1,820,248.66x = 2,512,747.17 × 1,175,981.14 - Step 4: Simplify right side
1,820,248.66x = 2,954,943,281,508.37 - Step 5: Solve for x
x = 2,954,943,281,508.37/1,820,248.66 - Step 6: Final answer
x = 1,623,373.41
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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.