Finding the Fourth Proportional to 4,698,892.74, 6,472,342.95 and 3,319,842.59
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Solution
The fourth proportional to 4,698,892.74, 6,472,342.95 and 3,319,842.59 is: 4,572,813.42
Step by Step Solution
- Step 1: Write the proportion equation
4,698,892.74 : 6,472,342.95 = 3,319,842.59 : x - Step 2: Convert to fraction form
4,698,892.74/6,472,342.95 = 3,319,842.59/x - Step 3: Cross multiply
4,698,892.74x = 6,472,342.95 × 3,319,842.59 - Step 4: Simplify right side
4,698,892.74x = 21,487,159,782,496.24 - Step 5: Solve for x
x = 21,487,159,782,496.24/4,698,892.74 - Step 6: Final answer
x = 4,572,813.42
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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.