Finding the Fourth Proportional to 1,657,995.69, 2,487,227.10 and 578,350.79
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Solution
The fourth proportional to 1,657,995.69, 2,487,227.10 and 578,350.79 is: 867,607.66
Step by Step Solution
- Step 1: Write the proportion equation
1,657,995.69 : 2,487,227.10 = 578,350.79 : x - Step 2: Convert to fraction form
1,657,995.69/2,487,227.10 = 578,350.79/x - Step 3: Cross multiply
1,657,995.69x = 2,487,227.10 × 578,350.79 - Step 4: Simplify right side
1,657,995.69x = 1,438,489,758,194.41 - Step 5: Solve for x
x = 1,438,489,758,194.41/1,657,995.69 - Step 6: Final answer
x = 867,607.66
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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.