Finding the Fourth Proportional to 4,281,291.18, 6,423,007.59 and 3,021,579.18
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Solution
The fourth proportional to 4,281,291.18, 6,423,007.59 and 3,021,579.18 is: 4,533,124.52
Step by Step Solution
- Step 1: Write the proportion equation
4,281,291.18 : 6,423,007.59 = 3,021,579.18 : x - Step 2: Convert to fraction form
4,281,291.18/6,423,007.59 = 3,021,579.18/x - Step 3: Cross multiply
4,281,291.18x = 6,423,007.59 × 3,021,579.18 - Step 4: Simplify right side
4,281,291.18x = 19,407,626,006,925.98 - Step 5: Solve for x
x = 19,407,626,006,925.98/4,281,291.18 - Step 6: Final answer
x = 4,533,124.52
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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.