Finding the Fourth Proportional to 4,974,384.80, 7,465,513.80 and 1,943,202.80
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Solution
The fourth proportional to 4,974,384.80, 7,465,513.80 and 1,943,202.80 is: 2,916,342.00
Step by Step Solution
- Step 1: Write the proportion equation
4,974,384.80 : 7,465,513.80 = 1,943,202.80 : x - Step 2: Convert to fraction form
4,974,384.80/7,465,513.80 = 1,943,202.80/x - Step 3: Cross multiply
4,974,384.80x = 7,465,513.80 × 1,943,202.80 - Step 4: Simplify right side
4,974,384.80x = 14,507,007,319,598.64 - Step 5: Solve for x
x = 14,507,007,319,598.64/4,974,384.80 - Step 6: Final answer
x = 2,916,342.00
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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.