Finding the Fourth Proportional to 1,506,895.13, 2,079,516.09 and 827,875.37
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Solution
The fourth proportional to 1,506,895.13, 2,079,516.09 and 827,875.37 is: 1,142,468.45
Step by Step Solution
- Step 1: Write the proportion equation
1,506,895.13 : 2,079,516.09 = 827,875.37 : x - Step 2: Convert to fraction form
1,506,895.13/2,079,516.09 = 827,875.37/x - Step 3: Cross multiply
1,506,895.13x = 2,079,516.09 × 827,875.37 - Step 4: Simplify right side
1,506,895.13x = 1,721,580,142,032.12 - Step 5: Solve for x
x = 1,721,580,142,032.12/1,506,895.13 - Step 6: Final answer
x = 1,142,468.45
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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.