Finding the Fourth Proportional to 1,602,660.80, 2,211,603.44 and 877,495.36
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Solution
The fourth proportional to 1,602,660.80, 2,211,603.44 and 877,495.36 is: 1,210,906.11
Step by Step Solution
- Step 1: Write the proportion equation
1,602,660.80 : 2,211,603.44 = 877,495.36 : x - Step 2: Convert to fraction form
1,602,660.80/2,211,603.44 = 877,495.36/x - Step 3: Cross multiply
1,602,660.80x = 2,211,603.44 × 877,495.36 - Step 4: Simplify right side
1,602,660.80x = 1,940,671,756,760.04 - Step 5: Solve for x
x = 1,940,671,756,760.04/1,602,660.80 - Step 6: Final answer
x = 1,210,906.11
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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.