Finding the Fourth Proportional to 1,864,701.59, 2,572,356.62 and 1,177,225.43
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Solution
The fourth proportional to 1,864,701.59, 2,572,356.62 and 1,177,225.43 is: 1,623,982.97
Step by Step Solution
- Step 1: Write the proportion equation
1,864,701.59 : 2,572,356.62 = 1,177,225.43 : x - Step 2: Convert to fraction form
1,864,701.59/2,572,356.62 = 1,177,225.43/x - Step 3: Cross multiply
1,864,701.59x = 2,572,356.62 × 1,177,225.43 - Step 4: Simplify right side
1,864,701.59x = 3,028,243,618,174.13 - Step 5: Solve for x
x = 3,028,243,618,174.13/1,864,701.59 - Step 6: Final answer
x = 1,623,982.97
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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.