Finding the Fourth Proportional to 1,349,260.74, 2,032,994.39 and 1,114,630.92
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Solution
The fourth proportional to 1,349,260.74, 2,032,994.39 and 1,114,630.92 is: 1,679,466.64
Step by Step Solution
- Step 1: Write the proportion equation
1,349,260.74 : 2,032,994.39 = 1,114,630.92 : x - Step 2: Convert to fraction form
1,349,260.74/2,032,994.39 = 1,114,630.92/x - Step 3: Cross multiply
1,349,260.74x = 2,032,994.39 × 1,114,630.92 - Step 4: Simplify right side
1,349,260.74x = 2,266,038,407,280.54 - Step 5: Solve for x
x = 2,266,038,407,280.54/1,349,260.74 - Step 6: Final answer
x = 1,679,466.64
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.