Finding the Fourth Proportional to 1,866,281.58, 2,794,938.36 and 1,065,134.28
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Solution
The fourth proportional to 1,866,281.58, 2,794,938.36 and 1,065,134.28 is: 1,595,142.28
Step by Step Solution
- Step 1: Write the proportion equation
1,866,281.58 : 2,794,938.36 = 1,065,134.28 : x - Step 2: Convert to fraction form
1,866,281.58/2,794,938.36 = 1,065,134.28/x - Step 3: Cross multiply
1,866,281.58x = 2,794,938.36 × 1,065,134.28 - Step 4: Simplify right side
1,866,281.58x = 2,976,984,657,722.98 - Step 5: Solve for x
x = 2,976,984,657,722.98/1,866,281.58 - Step 6: Final answer
x = 1,595,142.28
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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.