Finding the Fourth Proportional to 4,725,263.19, 6,518,145.91 and 2,982,313.19
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Solution
The fourth proportional to 4,725,263.19, 6,518,145.91 and 2,982,313.19 is: 4,113,877.20
Step by Step Solution
- Step 1: Write the proportion equation
4,725,263.19 : 6,518,145.91 = 2,982,313.19 : x - Step 2: Convert to fraction form
4,725,263.19/6,518,145.91 = 2,982,313.19/x - Step 3: Cross multiply
4,725,263.19x = 6,518,145.91 × 2,982,313.19 - Step 4: Simplify right side
4,725,263.19x = 19,439,152,521,737.55 - Step 5: Solve for x
x = 19,439,152,521,737.55/4,725,263.19 - Step 6: Final answer
x = 4,113,877.20
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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.