Finding the Fourth Proportional to 4,210,905.93, 6,315,699.99 and 1,370,998.95
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Solution
The fourth proportional to 4,210,905.93, 6,315,699.99 and 1,370,998.95 is: 2,056,283.90
Step by Step Solution
- Step 1: Write the proportion equation
4,210,905.93 : 6,315,699.99 = 1,370,998.95 : x - Step 2: Convert to fraction form
4,210,905.93/6,315,699.99 = 1,370,998.95/x - Step 3: Cross multiply
4,210,905.93x = 6,315,699.99 × 1,370,998.95 - Step 4: Simplify right side
4,210,905.93x = 8,658,818,054,805.01 - Step 5: Solve for x
x = 8,658,818,054,805.01/4,210,905.93 - Step 6: Final answer
x = 2,056,283.90
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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.