Finding the Fourth Proportional to 4,472,974.08, 6,172,963.44 and 3,368,428
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Solution
The fourth proportional to 4,472,974.08, 6,172,963.44 and 3,368,428 is: 4,648,625.84
Step by Step Solution
- Step 1: Write the proportion equation
4,472,974.08 : 6,172,963.44 = 3,368,428 : x - Step 2: Convert to fraction form
4,472,974.08/6,172,963.44 = 3,368,428/x - Step 3: Cross multiply
4,472,974.08x = 6,172,963.44 × 3,368,428 - Step 4: Simplify right side
4,472,974.08x = 20,793,182,894,272.32 - Step 5: Solve for x
x = 20,793,182,894,272.32/4,472,974.08 - Step 6: Final answer
x = 4,648,625.84
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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.