Finding the Fourth Proportional to 2,858,943.13, 4,288,940.93 and 939,962.70
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Solution
The fourth proportional to 2,858,943.13, 4,288,940.93 and 939,962.70 is: 1,410,117.07
Step by Step Solution
- Step 1: Write the proportion equation
2,858,943.13 : 4,288,940.93 = 939,962.70 : x - Step 2: Convert to fraction form
2,858,943.13/4,288,940.93 = 939,962.70/x - Step 3: Cross multiply
2,858,943.13x = 4,288,940.93 × 939,962.70 - Step 4: Simplify right side
2,858,943.13x = 4,031,444,499,053.22 - Step 5: Solve for x
x = 4,031,444,499,053.22/2,858,943.13 - Step 6: Final answer
x = 1,410,117.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.