Finding the Fourth Proportional to 2,947,126.74, 4,420,690.10 and 1,053,753.36
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Solution
The fourth proportional to 2,947,126.74, 4,420,690.10 and 1,053,753.36 is: 1,580,630.04
Step by Step Solution
- Step 1: Write the proportion equation
2,947,126.74 : 4,420,690.10 = 1,053,753.36 : x - Step 2: Convert to fraction form
2,947,126.74/4,420,690.10 = 1,053,753.36/x - Step 3: Cross multiply
2,947,126.74x = 4,420,690.10 × 1,053,753.36 - Step 4: Simplify right side
2,947,126.74x = 4,658,317,046,393.74 - Step 5: Solve for x
x = 4,658,317,046,393.74/2,947,126.74 - Step 6: Final answer
x = 1,580,630.04
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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.