Finding the Fourth Proportional to 4,991,257.19, 6,887,934.91 and 2,699,417.87
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Solution
The fourth proportional to 4,991,257.19, 6,887,934.91 and 2,699,417.87 is: 3,725,196.66
Step by Step Solution
- Step 1: Write the proportion equation
4,991,257.19 : 6,887,934.91 = 2,699,417.87 : x - Step 2: Convert to fraction form
4,991,257.19/6,887,934.91 = 2,699,417.87/x - Step 3: Cross multiply
4,991,257.19x = 6,887,934.91 × 2,699,417.87 - Step 4: Simplify right side
4,991,257.19x = 18,593,414,604,044.95 - Step 5: Solve for x
x = 18,593,414,604,044.95/4,991,257.19 - Step 6: Final answer
x = 3,725,196.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.