Finding the Fourth Proportional to 4,142,538.68, 6,214,160.68 and 1,264,551.93
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Solution
The fourth proportional to 4,142,538.68, 6,214,160.68 and 1,264,551.93 is: 1,896,935.55
Step by Step Solution
- Step 1: Write the proportion equation
4,142,538.68 : 6,214,160.68 = 1,264,551.93 : x - Step 2: Convert to fraction form
4,142,538.68/6,214,160.68 = 1,264,551.93/x - Step 3: Cross multiply
4,142,538.68x = 6,214,160.68 × 1,264,551.93 - Step 4: Simplify right side
4,142,538.68x = 7,858,128,874,901.35 - Step 5: Solve for x
x = 7,858,128,874,901.35/4,142,538.68 - Step 6: Final answer
x = 1,896,935.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.