Finding the Fourth Proportional to 2,808,986.80, 4,206,352.20 and 1,545,386.80
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Solution
The fourth proportional to 2,808,986.80, 4,206,352.20 and 1,545,386.80 is: 2,314,158.67
Step by Step Solution
- Step 1: Write the proportion equation
2,808,986.80 : 4,206,352.20 = 1,545,386.80 : x - Step 2: Convert to fraction form
2,808,986.80/4,206,352.20 = 1,545,386.80/x - Step 3: Cross multiply
2,808,986.80x = 4,206,352.20 × 1,545,386.80 - Step 4: Simplify right side
2,808,986.80x = 6,500,441,166,030.96 - Step 5: Solve for x
x = 6,500,441,166,030.96/2,808,986.80 - Step 6: Final answer
x = 2,314,158.67
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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.