Finding the Fourth Proportional to 4,400,159.22, 6,600,244.10 and 1,205,312.94
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Solution
The fourth proportional to 4,400,159.22, 6,600,244.10 and 1,205,312.94 is: 1,807,970.85
Step by Step Solution
- Step 1: Write the proportion equation
4,400,159.22 : 6,600,244.10 = 1,205,312.94 : x - Step 2: Convert to fraction form
4,400,159.22/6,600,244.10 = 1,205,312.94/x - Step 3: Cross multiply
4,400,159.22x = 6,600,244.10 × 1,205,312.94 - Step 4: Simplify right side
4,400,159.22x = 7,955,359,614,862.09 - Step 5: Solve for x
x = 7,955,359,614,862.09/4,400,159.22 - Step 6: Final answer
x = 1,807,970.85
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1.5x scale
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.