Finding the Fourth Proportional to 1,888,599.81, 2,606,267.85 and 1,029,159.84
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Solution
The fourth proportional to 1,888,599.81, 2,606,267.85 and 1,029,159.84 is: 1,420,240.64
Step by Step Solution
- Step 1: Write the proportion equation
1,888,599.81 : 2,606,267.85 = 1,029,159.84 : x - Step 2: Convert to fraction form
1,888,599.81/2,606,267.85 = 1,029,159.84/x - Step 3: Cross multiply
1,888,599.81x = 2,606,267.85 × 1,029,159.84 - Step 4: Simplify right side
1,888,599.81x = 2,682,266,203,503.14 - Step 5: Solve for x
x = 2,682,266,203,503.14/1,888,599.81 - Step 6: Final answer
x = 1,420,240.64
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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.