Finding the Fourth Proportional to 1,653,372.14, 2,281,495.94 and 928,053.62
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Solution
The fourth proportional to 1,653,372.14, 2,281,495.94 and 928,053.62 is: 1,280,625.53
Step by Step Solution
- Step 1: Write the proportion equation
1,653,372.14 : 2,281,495.94 = 928,053.62 : x - Step 2: Convert to fraction form
1,653,372.14/2,281,495.94 = 928,053.62/x - Step 3: Cross multiply
1,653,372.14x = 2,281,495.94 × 928,053.62 - Step 4: Simplify right side
1,653,372.14x = 2,117,350,566,132.30 - Step 5: Solve for x
x = 2,117,350,566,132.30/1,653,372.14 - Step 6: Final answer
x = 1,280,625.53
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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.