Finding the Fourth Proportional to 5,249,221.94, 7,243,926.38 and 2,834,773.94
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Solution
The fourth proportional to 5,249,221.94, 7,243,926.38 and 2,834,773.94 is: 3,911,988.09
Step by Step Solution
- Step 1: Write the proportion equation
5,249,221.94 : 7,243,926.38 = 2,834,773.94 : x - Step 2: Convert to fraction form
5,249,221.94/7,243,926.38 = 2,834,773.94/x - Step 3: Cross multiply
5,249,221.94x = 7,243,926.38 × 2,834,773.94 - Step 4: Simplify right side
5,249,221.94x = 20,534,893,725,302.54 - Step 5: Solve for x
x = 20,534,893,725,302.54/5,249,221.94 - Step 6: Final answer
x = 3,911,988.09
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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.