Finding the Fourth Proportional to 1,079,417.84, 1,489,619.84 and 596,013.54
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Solution
The fourth proportional to 1,079,417.84, 1,489,619.84 and 596,013.54 is: 822,511.51
Step by Step Solution
- Step 1: Write the proportion equation
1,079,417.84 : 1,489,619.84 = 596,013.54 : x - Step 2: Convert to fraction form
1,079,417.84/1,489,619.84 = 596,013.54/x - Step 3: Cross multiply
1,079,417.84x = 1,489,619.84 × 596,013.54 - Step 4: Simplify right side
1,079,417.84x = 887,833,594,092.63 - Step 5: Solve for x
x = 887,833,594,092.63/1,079,417.84 - Step 6: Final answer
x = 822,511.51
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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.