Finding the Fourth Proportional to 1,837,432.60, 2,756,708.40 and 939,505.08
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Solution
The fourth proportional to 1,837,432.60, 2,756,708.40 and 939,505.08 is: 1,409,543.70
Step by Step Solution
- Step 1: Write the proportion equation
1,837,432.60 : 2,756,708.40 = 939,505.08 : x - Step 2: Convert to fraction form
1,837,432.60/2,756,708.40 = 939,505.08/x - Step 3: Cross multiply
1,837,432.60x = 2,756,708.40 × 939,505.08 - Step 4: Simplify right side
1,837,432.60x = 2,589,941,545,878.67 - Step 5: Solve for x
x = 2,589,941,545,878.67/1,837,432.60 - Step 6: Final answer
x = 1,409,543.70
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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.