Finding the Fourth Proportional to 5,294,020.14, 7,937,158.76 and 1,697,740.02
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Solution
The fourth proportional to 5,294,020.14, 7,937,158.76 and 1,697,740.02 is: 2,545,368.49
Step by Step Solution
- Step 1: Write the proportion equation
5,294,020.14 : 7,937,158.76 = 1,697,740.02 : x - Step 2: Convert to fraction form
5,294,020.14/7,937,158.76 = 1,697,740.02/x - Step 3: Cross multiply
5,294,020.14x = 7,937,158.76 × 1,697,740.02 - Step 4: Simplify right side
5,294,020.14x = 13,475,232,071,945.57 - Step 5: Solve for x
x = 13,475,232,071,945.57/5,294,020.14 - Step 6: Final answer
x = 2,545,368.49
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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.