Finding the Fourth Proportional to 1,369,220.95, 1,891,457.64 and 1,246,508.38
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Solution
The fourth proportional to 1,369,220.95, 1,891,457.64 and 1,246,508.38 is: 1,721,941.08
Step by Step Solution
- Step 1: Write the proportion equation
1,369,220.95 : 1,891,457.64 = 1,246,508.38 : x - Step 2: Convert to fraction form
1,369,220.95/1,891,457.64 = 1,246,508.38/x - Step 3: Cross multiply
1,369,220.95x = 1,891,457.64 × 1,246,508.38 - Step 4: Simplify right side
1,369,220.95x = 2,357,717,798,675.02 - Step 5: Solve for x
x = 2,357,717,798,675.02/1,369,220.95 - Step 6: Final answer
x = 1,721,941.08
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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.