Finding the Fourth Proportional to 4,139,346.20, 6,209,771.36 and 1,710,505.32
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Solution
The fourth proportional to 4,139,346.20, 6,209,771.36 and 1,710,505.32 is: 2,566,068.75
Step by Step Solution
- Step 1: Write the proportion equation
4,139,346.20 : 6,209,771.36 = 1,710,505.32 : x - Step 2: Convert to fraction form
4,139,346.20/6,209,771.36 = 1,710,505.32/x - Step 3: Cross multiply
4,139,346.20x = 6,209,771.36 × 1,710,505.32 - Step 4: Simplify right side
4,139,346.20x = 10,621,846,947,263.64 - Step 5: Solve for x
x = 10,621,846,947,263.64/4,139,346.20 - Step 6: Final answer
x = 2,566,068.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.