Finding the Fourth Proportional to 5,621,328.65, 8,430,731.00 and 2,585,779.13
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Solution
The fourth proportional to 5,621,328.65, 8,430,731.00 and 2,585,779.13 is: 3,878,088.19
Step by Step Solution
- Step 1: Write the proportion equation
5,621,328.65 : 8,430,731.00 = 2,585,779.13 : x - Step 2: Convert to fraction form
5,621,328.65/8,430,731.00 = 2,585,779.13/x - Step 3: Cross multiply
5,621,328.65x = 8,430,731.00 × 2,585,779.13 - Step 4: Simplify right side
5,621,328.65x = 21,800,008,257,515.13 - Step 5: Solve for x
x = 21,800,008,257,515.13/5,621,328.65 - Step 6: Final answer
x = 3,878,088.19
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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.