Finding the Fourth Proportional to 4,281,294.18, 6,423,012.09 and 3,021,582.18
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Solution
The fourth proportional to 4,281,294.18, 6,423,012.09 and 3,021,582.18 is: 4,533,129.02
Step by Step Solution
- Step 1: Write the proportion equation
4,281,294.18 : 6,423,012.09 = 3,021,582.18 : x - Step 2: Convert to fraction form
4,281,294.18/6,423,012.09 = 3,021,582.18/x - Step 3: Cross multiply
4,281,294.18x = 6,423,012.09 × 3,021,582.18 - Step 4: Simplify right side
4,281,294.18x = 19,407,658,873,068.56 - Step 5: Solve for x
x = 19,407,658,873,068.56/4,281,294.18 - Step 6: Final answer
x = 4,533,129.02
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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.