Finding the Fourth Proportional to 4,795,661.71, 6,617,935.92 and 2,620,158.13
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Solution
The fourth proportional to 4,795,661.71, 6,617,935.92 and 2,620,158.13 is: 3,615,776.02
Step by Step Solution
- Step 1: Write the proportion equation
4,795,661.71 : 6,617,935.92 = 2,620,158.13 : x - Step 2: Convert to fraction form
4,795,661.71/6,617,935.92 = 2,620,158.13/x - Step 3: Cross multiply
4,795,661.71x = 6,617,935.92 × 2,620,158.13 - Step 4: Simplify right side
4,795,661.71x = 17,340,038,604,607.03 - Step 5: Solve for x
x = 17,340,038,604,607.03/4,795,661.71 - Step 6: Final answer
x = 3,615,776.02
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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.