Finding the Fourth Proportional to 1,893,614.48, 2,613,252.47 and 1,119,908.55
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Solution
The fourth proportional to 1,893,614.48, 2,613,252.47 and 1,119,908.55 is: 1,545,511.94
Step by Step Solution
- Step 1: Write the proportion equation
1,893,614.48 : 2,613,252.47 = 1,119,908.55 : x - Step 2: Convert to fraction form
1,893,614.48/2,613,252.47 = 1,119,908.55/x - Step 3: Cross multiply
1,893,614.48x = 2,613,252.47 × 1,119,908.55 - Step 4: Simplify right side
1,893,614.48x = 2,926,603,778,862.08 - Step 5: Solve for x
x = 2,926,603,778,862.08/1,893,614.48 - Step 6: Final answer
x = 1,545,511.94
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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.