Finding the Fourth Proportional to 1,493,000.80, 2,245,030.80 and 1,249,698.40
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Solution
The fourth proportional to 1,493,000.80, 2,245,030.80 and 1,249,698.40 is: 1,879,176.09
Step by Step Solution
- Step 1: Write the proportion equation
1,493,000.80 : 2,245,030.80 = 1,249,698.40 : x - Step 2: Convert to fraction form
1,493,000.80/2,245,030.80 = 1,249,698.40/x - Step 3: Cross multiply
1,493,000.80x = 2,245,030.80 × 1,249,698.40 - Step 4: Simplify right side
1,493,000.80x = 2,805,611,398,710.72 - Step 5: Solve for x
x = 2,805,611,398,710.72/1,493,000.80 - Step 6: Final answer
x = 1,879,176.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.