Finding the Fourth Proportional to 6,384,581.04, 8,810,686.36 and 3,483,963.12
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Solution
The fourth proportional to 6,384,581.04, 8,810,686.36 and 3,483,963.12 is: 4,807,849.75
Step by Step Solution
- Step 1: Write the proportion equation
6,384,581.04 : 8,810,686.36 = 3,483,963.12 : x - Step 2: Convert to fraction form
6,384,581.04/8,810,686.36 = 3,483,963.12/x - Step 3: Cross multiply
6,384,581.04x = 8,810,686.36 × 3,483,963.12 - Step 4: Simplify right side
6,384,581.04x = 30,696,106,340,127.04 - Step 5: Solve for x
x = 30,696,106,340,127.04/6,384,581.04 - Step 6: Final answer
x = 4,807,849.75
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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.