Finding the Fourth Proportional to 4,165,054.40, 6,249,914.40 and 1,768,491.20
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Solution
The fourth proportional to 4,165,054.40, 6,249,914.40 and 1,768,491.20 is: 2,653,727.31
Step by Step Solution
- Step 1: Write the proportion equation
4,165,054.40 : 6,249,914.40 = 1,768,491.20 : x - Step 2: Convert to fraction form
4,165,054.40/6,249,914.40 = 1,768,491.20/x - Step 3: Cross multiply
4,165,054.40x = 6,249,914.40 × 1,768,491.20 - Step 4: Simplify right side
4,165,054.40x = 11,052,918,617,153.28 - Step 5: Solve for x
x = 11,052,918,617,153.28/4,165,054.40 - Step 6: Final answer
x = 2,653,727.31
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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.