Finding the Fourth Proportional to 1,348,727.95, 2,008,781.24 and 1,342,209.48
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Solution
The fourth proportional to 1,348,727.95, 2,008,781.24 and 1,342,209.48 is: 1,999,072.70
Step by Step Solution
- Step 1: Write the proportion equation
1,348,727.95 : 2,008,781.24 = 1,342,209.48 : x - Step 2: Convert to fraction form
1,348,727.95/2,008,781.24 = 1,342,209.48/x - Step 3: Cross multiply
1,348,727.95x = 2,008,781.24 × 1,342,209.48 - Step 4: Simplify right side
1,348,727.95x = 2,696,205,223,574.16 - Step 5: Solve for x
x = 2,696,205,223,574.16/1,348,727.95 - Step 6: Final answer
x = 1,999,072.70
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.