Finding the Fourth Proportional to 1,532,957.74, 2,115,483.78 and 835,235.08
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Solution
The fourth proportional to 1,532,957.74, 2,115,483.78 and 835,235.08 is: 1,152,625.55
Step by Step Solution
- Step 1: Write the proportion equation
1,532,957.74 : 2,115,483.78 = 835,235.08 : x - Step 2: Convert to fraction form
1,532,957.74/2,115,483.78 = 835,235.08/x - Step 3: Cross multiply
1,532,957.74x = 2,115,483.78 × 835,235.08 - Step 4: Simplify right side
1,532,957.74x = 1,766,926,264,227.00 - Step 5: Solve for x
x = 1,766,926,264,227.00/1,532,957.74 - Step 6: Final answer
x = 1,152,625.55
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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.