Finding the Fourth Proportional to 1,091,463.36, 1,506,220.31 and 608,029.74
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Solution
The fourth proportional to 1,091,463.36, 1,506,220.31 and 608,029.74 is: 839,081.53
Step by Step Solution
- Step 1: Write the proportion equation
1,091,463.36 : 1,506,220.31 = 608,029.74 : x - Step 2: Convert to fraction form
1,091,463.36/1,506,220.31 = 608,029.74/x - Step 3: Cross multiply
1,091,463.36x = 1,506,220.31 × 608,029.74 - Step 4: Simplify right side
1,091,463.36x = 915,826,744,992.09 - Step 5: Solve for x
x = 915,826,744,992.09/1,091,463.36 - Step 6: Final answer
x = 839,081.53
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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.