Finding the Fourth Proportional to 1,506,395.16, 2,078,927.10 and 827,338.68
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Solution
The fourth proportional to 1,506,395.16, 2,078,927.10 and 827,338.68 is: 1,141,783.28
Step by Step Solution
- Step 1: Write the proportion equation
1,506,395.16 : 2,078,927.10 = 827,338.68 : x - Step 2: Convert to fraction form
1,506,395.16/2,078,927.10 = 827,338.68/x - Step 3: Cross multiply
1,506,395.16x = 2,078,927.10 × 827,338.68 - Step 4: Simplify right side
1,506,395.16x = 1,719,976,802,730.23 - Step 5: Solve for x
x = 1,719,976,802,730.23/1,506,395.16 - Step 6: Final answer
x = 1,141,783.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.