Finding the Fourth Proportional to 5,718,987.60, 8,565,416.28 and 2,729,271.12
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Solution
The fourth proportional to 5,718,987.60, 8,565,416.28 and 2,729,271.12 is: 4,087,671.62
Step by Step Solution
- Step 1: Write the proportion equation
5,718,987.60 : 8,565,416.28 = 2,729,271.12 : x - Step 2: Convert to fraction form
5,718,987.60/8,565,416.28 = 2,729,271.12/x - Step 3: Cross multiply
5,718,987.60x = 8,565,416.28 × 2,729,271.12 - Step 4: Simplify right side
5,718,987.60x = 23,377,343,283,781.83 - Step 5: Solve for x
x = 23,377,343,283,781.83/5,718,987.60 - Step 6: Final answer
x = 4,087,671.62
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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.