Finding the Fourth Proportional to 1,163,929.08, 1,606,206.66 and 654,631.46
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Solution
The fourth proportional to 1,163,929.08, 1,606,206.66 and 654,631.46 is: 903,382.71
Step by Step Solution
- Step 1: Write the proportion equation
1,163,929.08 : 1,606,206.66 = 654,631.46 : x - Step 2: Convert to fraction form
1,163,929.08/1,606,206.66 = 654,631.46/x - Step 3: Cross multiply
1,163,929.08x = 1,606,206.66 × 654,631.46 - Step 4: Simplify right side
1,163,929.08x = 1,051,473,402,866.49 - Step 5: Solve for x
x = 1,051,473,402,866.49/1,163,929.08 - Step 6: Final answer
x = 903,382.71
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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.