Finding the Fourth Proportional to 4,748,257.67, 7,122,322.71 and 1,154,014.29
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Solution
The fourth proportional to 4,748,257.67, 7,122,322.71 and 1,154,014.29 is: 1,731,005.93
Step by Step Solution
- Step 1: Write the proportion equation
4,748,257.67 : 7,122,322.71 = 1,154,014.29 : x - Step 2: Convert to fraction form
4,748,257.67/7,122,322.71 = 1,154,014.29/x - Step 3: Cross multiply
4,748,257.67x = 7,122,322.71 × 1,154,014.29 - Step 4: Simplify right side
4,748,257.67x = 8,219,262,185,331.53 - Step 5: Solve for x
x = 8,219,262,185,331.53/4,748,257.67 - Step 6: Final answer
x = 1,731,005.93
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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.