Finding the Fourth Proportional to 4,153,138.71, 5,731,332.56 and 2,292,555.34
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Solution
The fourth proportional to 4,153,138.71, 5,731,332.56 and 2,292,555.34 is: 3,163,727.00
Step by Step Solution
- Step 1: Write the proportion equation
4,153,138.71 : 5,731,332.56 = 2,292,555.34 : x - Step 2: Convert to fraction form
4,153,138.71/5,731,332.56 = 2,292,555.34/x - Step 3: Cross multiply
4,153,138.71x = 5,731,332.56 × 2,292,555.34 - Step 4: Simplify right side
4,153,138.71x = 13,139,397,054,281.09 - Step 5: Solve for x
x = 13,139,397,054,281.09/4,153,138.71 - Step 6: Final answer
x = 3,163,727.00
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1.5x scale
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.