Finding the Fourth Proportional to 1,602,569.76, 2,211,458.64 and 877,277.18
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Solution
The fourth proportional to 1,602,569.76, 2,211,458.64 and 877,277.18 is: 1,210,594.54
Step by Step Solution
- Step 1: Write the proportion equation
1,602,569.76 : 2,211,458.64 = 877,277.18 : x - Step 2: Convert to fraction form
1,602,569.76/2,211,458.64 = 877,277.18/x - Step 3: Cross multiply
1,602,569.76x = 2,211,458.64 × 877,277.18 - Step 4: Simplify right side
1,602,569.76x = 1,940,062,199,385.84 - Step 5: Solve for x
x = 1,940,062,199,385.84/1,602,569.76 - Step 6: Final answer
x = 1,210,594.54
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1.5x scale
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.