Finding the Fourth Proportional to 1,174,557.84, 1,620,862.62 and 684,496.14
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Solution
The fourth proportional to 1,174,557.84, 1,620,862.62 and 684,496.14 is: 944,588.82
Step by Step Solution
- Step 1: Write the proportion equation
1,174,557.84 : 1,620,862.62 = 684,496.14 : x - Step 2: Convert to fraction form
1,174,557.84/1,620,862.62 = 684,496.14/x - Step 3: Cross multiply
1,174,557.84x = 1,620,862.62 × 684,496.14 - Step 4: Simplify right side
1,174,557.84x = 1,109,474,206,860.29 - Step 5: Solve for x
x = 1,109,474,206,860.29/1,174,557.84 - Step 6: Final answer
x = 944,588.82
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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.