Finding the Fourth Proportional to 4,625,746.97, 6,386,425.86 and 2,972,564.51
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Solution
The fourth proportional to 4,625,746.97, 6,386,425.86 and 2,972,564.51 is: 4,103,999.41
Step by Step Solution
- Step 1: Write the proportion equation
4,625,746.97 : 6,386,425.86 = 2,972,564.51 : x - Step 2: Convert to fraction form
4,625,746.97/6,386,425.86 = 2,972,564.51/x - Step 3: Cross multiply
4,625,746.97x = 6,386,425.86 × 2,972,564.51 - Step 4: Simplify right side
4,625,746.97x = 18,984,062,825,250.10 - Step 5: Solve for x
x = 18,984,062,825,250.10/4,625,746.97 - Step 6: Final answer
x = 4,103,999.41
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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.