Finding the Fourth Proportional to 3,553,393.08, 4,903,682.48 and 1,921,800.48
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Solution
The fourth proportional to 3,553,393.08, 4,903,682.48 and 1,921,800.48 is: 2,652,084.68
Step by Step Solution
- Step 1: Write the proportion equation
3,553,393.08 : 4,903,682.48 = 1,921,800.48 : x - Step 2: Convert to fraction form
3,553,393.08/4,903,682.48 = 1,921,800.48/x - Step 3: Cross multiply
3,553,393.08x = 4,903,682.48 × 1,921,800.48 - Step 4: Simplify right side
3,553,393.08x = 9,423,899,343,831.59 - Step 5: Solve for x
x = 9,423,899,343,831.59/3,553,393.08 - Step 6: Final answer
x = 2,652,084.68
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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.