Finding the Fourth Proportional to 1,426,502.93, 2,139,886.62 and 515,913.08
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Solution
The fourth proportional to 1,426,502.93, 2,139,886.62 and 515,913.08 is: 773,917.44
Step by Step Solution
- Step 1: Write the proportion equation
1,426,502.93 : 2,139,886.62 = 515,913.08 : x - Step 2: Convert to fraction form
1,426,502.93/2,139,886.62 = 515,913.08/x - Step 3: Cross multiply
1,426,502.93x = 2,139,886.62 × 515,913.08 - Step 4: Simplify right side
1,426,502.93x = 1,103,995,486,275.56 - Step 5: Solve for x
x = 1,103,995,486,275.56/1,426,502.93 - Step 6: Final answer
x = 773,917.44
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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.