Finding the Fourth Proportional to 1,982,655.60, 2,971,904.04 and 970,381.68
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Solution
The fourth proportional to 1,982,655.60, 2,971,904.04 and 970,381.68 is: 1,454,554.81
Step by Step Solution
- Step 1: Write the proportion equation
1,982,655.60 : 2,971,904.04 = 970,381.68 : x - Step 2: Convert to fraction form
1,982,655.60/2,971,904.04 = 970,381.68/x - Step 3: Cross multiply
1,982,655.60x = 2,971,904.04 × 970,381.68 - Step 4: Simplify right side
1,982,655.60x = 2,883,881,235,133.99 - Step 5: Solve for x
x = 2,883,881,235,133.99/1,982,655.60 - Step 6: Final answer
x = 1,454,554.81
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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.