Finding the Fourth Proportional to 1,000,345.55, 1,500,516.08 and 772,971.82
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Solution
The fourth proportional to 1,000,345.55, 1,500,516.08 and 772,971.82 is: 1,159,455.99
Step by Step Solution
- Step 1: Write the proportion equation
1,000,345.55 : 1,500,516.08 = 772,971.82 : x - Step 2: Convert to fraction form
1,000,345.55/1,500,516.08 = 772,971.82/x - Step 3: Cross multiply
1,000,345.55x = 1,500,516.08 × 772,971.82 - Step 4: Simplify right side
1,000,345.55x = 1,159,856,643,478.00 - Step 5: Solve for x
x = 1,159,856,643,478.00/1,000,345.55 - Step 6: Final answer
x = 1,159,455.99
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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.