Finding the Fourth Proportional to 4,927,397.58, 7,391,113.47 and 1,515,661.02
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Solution
The fourth proportional to 4,927,397.58, 7,391,113.47 and 1,515,661.02 is: 2,273,496.79
Step by Step Solution
- Step 1: Write the proportion equation
4,927,397.58 : 7,391,113.47 = 1,515,661.02 : x - Step 2: Convert to fraction form
4,927,397.58/7,391,113.47 = 1,515,661.02/x - Step 3: Cross multiply
4,927,397.58x = 7,391,113.47 × 1,515,661.02 - Step 4: Simplify right side
4,927,397.58x = 11,202,422,580,875.94 - Step 5: Solve for x
x = 11,202,422,580,875.94/4,927,397.58 - Step 6: Final answer
x = 2,273,496.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.