Finding the Fourth Proportional to 4,242,179.85, 6,363,282.86 and 1,047,306.36
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Solution
The fourth proportional to 4,242,179.85, 6,363,282.86 and 1,047,306.36 is: 1,570,962.77
Step by Step Solution
- Step 1: Write the proportion equation
4,242,179.85 : 6,363,282.86 = 1,047,306.36 : x - Step 2: Convert to fraction form
4,242,179.85/6,363,282.86 = 1,047,306.36/x - Step 3: Cross multiply
4,242,179.85x = 6,363,282.86 × 1,047,306.36 - Step 4: Simplify right side
4,242,179.85x = 6,664,306,609,756.99 - Step 5: Solve for x
x = 6,664,306,609,756.99/4,242,179.85 - Step 6: Final answer
x = 1,570,962.77
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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.