Finding the Fourth Proportional to 4,087,588.81, 6,132,332.96 and 1,391,937.41
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Solution
The fourth proportional to 4,087,588.81, 6,132,332.96 and 1,391,937.41 is: 2,088,229.54
Step by Step Solution
- Step 1: Write the proportion equation
4,087,588.81 : 6,132,332.96 = 1,391,937.41 : x - Step 2: Convert to fraction form
4,087,588.81/6,132,332.96 = 1,391,937.41/x - Step 3: Cross multiply
4,087,588.81x = 6,132,332.96 × 1,391,937.41 - Step 4: Simplify right side
4,087,588.81x = 8,535,823,679,020.59 - Step 5: Solve for x
x = 8,535,823,679,020.59/4,087,588.81 - Step 6: Final answer
x = 2,088,229.54
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1.5x scale
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.