Finding the Fourth Proportional to 1,920,903.68, 2,881,853.67 and 1,021,605.95
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Solution
The fourth proportional to 1,920,903.68, 2,881,853.67 and 1,021,605.95 is: 1,532,673.86
Step by Step Solution
- Step 1: Write the proportion equation
1,920,903.68 : 2,881,853.67 = 1,021,605.95 : x - Step 2: Convert to fraction form
1,920,903.68/2,881,853.67 = 1,021,605.95/x - Step 3: Cross multiply
1,920,903.68x = 2,881,853.67 × 1,021,605.95 - Step 4: Simplify right side
1,920,903.68x = 2,944,118,856,301.34 - Step 5: Solve for x
x = 2,944,118,856,301.34/1,920,903.68 - Step 6: Final answer
x = 1,532,673.86
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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.