Finding the Fourth Proportional to 1,144,282.84, 1,579,130.44 and 628,085.08
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Solution
The fourth proportional to 1,144,282.84, 1,579,130.44 and 628,085.08 is: 866,768.45
Step by Step Solution
- Step 1: Write the proportion equation
1,144,282.84 : 1,579,130.44 = 628,085.08 : x - Step 2: Convert to fraction form
1,144,282.84/1,579,130.44 = 628,085.08/x - Step 3: Cross multiply
1,144,282.84x = 1,579,130.44 × 628,085.08 - Step 4: Simplify right side
1,144,282.84x = 991,828,268,737.84 - Step 5: Solve for x
x = 991,828,268,737.84/1,144,282.84 - Step 6: Final answer
x = 866,768.45
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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.