Finding the Fourth Proportional to 1,368,624, 1,888,661.88 and 756,766.08
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Solution
The fourth proportional to 1,368,624, 1,888,661.88 and 756,766.08 is: 1,044,315.49
Step by Step Solution
- Step 1: Write the proportion equation
1,368,624 : 1,888,661.88 = 756,766.08 : x - Step 2: Convert to fraction form
1,368,624/1,888,661.88 = 756,766.08/x - Step 3: Cross multiply
1,368,624x = 1,888,661.88 × 756,766.08 - Step 4: Simplify right side
1,368,624x = 1,429,275,247,373.03 - Step 5: Solve for x
x = 1,429,275,247,373.03/1,368,624 - Step 6: Final answer
x = 1,044,315.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.