Finding the Fourth Proportional to 3,720,106.64, 5,580,430.59 and 1,558,962.44
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Solution
The fourth proportional to 3,720,106.64, 5,580,430.59 and 1,558,962.44 is: 2,338,557.07
Step by Step Solution
- Step 1: Write the proportion equation
3,720,106.64 : 5,580,430.59 = 1,558,962.44 : x - Step 2: Convert to fraction form
3,720,106.64/5,580,430.59 = 1,558,962.44/x - Step 3: Cross multiply
3,720,106.64x = 5,580,430.59 × 1,558,962.44 - Step 4: Simplify right side
3,720,106.64x = 8,699,681,688,837.04 - Step 5: Solve for x
x = 8,699,681,688,837.04/3,720,106.64 - Step 6: Final answer
x = 2,338,557.07
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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.