Finding the Fourth Proportional to 4,872,386.24, 6,725,827.68 and 3,302,878.40
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Solution
The fourth proportional to 4,872,386.24, 6,725,827.68 and 3,302,878.40 is: 4,559,283.66
Step by Step Solution
- Step 1: Write the proportion equation
4,872,386.24 : 6,725,827.68 = 3,302,878.40 : x - Step 2: Convert to fraction form
4,872,386.24/6,725,827.68 = 3,302,878.40/x - Step 3: Cross multiply
4,872,386.24x = 6,725,827.68 × 3,302,878.40 - Step 4: Simplify right side
4,872,386.24x = 22,214,590,966,394.11 - Step 5: Solve for x
x = 22,214,590,966,394.11/4,872,386.24 - Step 6: Final answer
x = 4,559,283.66
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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.