Finding the Fourth Proportional to 4,854,907.68, 7,283,320.88 and 1,780,927.08
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Solution
The fourth proportional to 4,854,907.68, 7,283,320.88 and 1,780,927.08 is: 2,671,742.54
Step by Step Solution
- Step 1: Write the proportion equation
4,854,907.68 : 7,283,320.88 = 1,780,927.08 : x - Step 2: Convert to fraction form
4,854,907.68/7,283,320.88 = 1,780,927.08/x - Step 3: Cross multiply
4,854,907.68x = 7,283,320.88 × 1,780,927.08 - Step 4: Simplify right side
4,854,907.68x = 12,971,063,378,616.79 - Step 5: Solve for x
x = 12,971,063,378,616.79/4,854,907.68 - Step 6: Final answer
x = 2,671,742.54
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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.