Finding the Fourth Proportional to 1,371,991.68, 2,057,988.36 and 572,837.76
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Solution
The fourth proportional to 1,371,991.68, 2,057,988.36 and 572,837.76 is: 859,256.99
Step by Step Solution
- Step 1: Write the proportion equation
1,371,991.68 : 2,057,988.36 = 572,837.76 : x - Step 2: Convert to fraction form
1,371,991.68/2,057,988.36 = 572,837.76/x - Step 3: Cross multiply
1,371,991.68x = 2,057,988.36 × 572,837.76 - Step 4: Simplify right side
1,371,991.68x = 1,178,893,442,248.47 - Step 5: Solve for x
x = 1,178,893,442,248.47/1,371,991.68 - Step 6: Final answer
x = 859,256.99
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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.