Finding the Fourth Proportional to 1,808,216.84, 2,495,343.84 and 992,426.96
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Solution
The fourth proportional to 1,808,216.84, 2,495,343.84 and 992,426.96 is: 1,369,551.73
Step by Step Solution
- Step 1: Write the proportion equation
1,808,216.84 : 2,495,343.84 = 992,426.96 : x - Step 2: Convert to fraction form
1,808,216.84/2,495,343.84 = 992,426.96/x - Step 3: Cross multiply
1,808,216.84x = 2,495,343.84 × 992,426.96 - Step 4: Simplify right side
1,808,216.84x = 2,476,446,501,285.93 - Step 5: Solve for x
x = 2,476,446,501,285.93/1,808,216.84 - Step 6: Final answer
x = 1,369,551.73
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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.