Finding the Fourth Proportional to 1,773,844.90, 2,660,767.35 and 778,516.90
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Solution
The fourth proportional to 1,773,844.90, 2,660,767.35 and 778,516.90 is: 1,167,775.35
Step by Step Solution
- Step 1: Write the proportion equation
1,773,844.90 : 2,660,767.35 = 778,516.90 : x - Step 2: Convert to fraction form
1,773,844.90/2,660,767.35 = 778,516.90/x - Step 3: Cross multiply
1,773,844.90x = 2,660,767.35 × 778,516.90 - Step 4: Simplify right side
1,773,844.90x = 2,071,452,348,943.22 - Step 5: Solve for x
x = 2,071,452,348,943.22/1,773,844.90 - Step 6: Final answer
x = 1,167,775.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.