Finding the Fourth Proportional to 1,719,567.48, 2,579,351.10 and 771,831
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Solution
The fourth proportional to 1,719,567.48, 2,579,351.10 and 771,831 is: 1,157,746.45
Step by Step Solution
- Step 1: Write the proportion equation
1,719,567.48 : 2,579,351.10 = 771,831 : x - Step 2: Convert to fraction form
1,719,567.48/2,579,351.10 = 771,831/x - Step 3: Cross multiply
1,719,567.48x = 2,579,351.10 × 771,831 - Step 4: Simplify right side
1,719,567.48x = 1,990,823,138,864.10 - Step 5: Solve for x
x = 1,990,823,138,864.10/1,719,567.48 - Step 6: Final answer
x = 1,157,746.45
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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.