Finding the Fourth Proportional to 2,214,309.24, 3,055,972.50 and 1,355,437.08
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Solution
The fourth proportional to 2,214,309.24, 3,055,972.50 and 1,355,437.08 is: 1,870,641.36
Step by Step Solution
- Step 1: Write the proportion equation
2,214,309.24 : 3,055,972.50 = 1,355,437.08 : x - Step 2: Convert to fraction form
2,214,309.24/3,055,972.50 = 1,355,437.08/x - Step 3: Cross multiply
2,214,309.24x = 3,055,972.50 × 1,355,437.08 - Step 4: Simplify right side
2,214,309.24x = 4,142,178,441,960.30 - Step 5: Solve for x
x = 4,142,178,441,960.30/2,214,309.24 - Step 6: Final answer
x = 1,870,641.36
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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.