Finding the Fourth Proportional to 4,314,681.53, 6,470,339.92 and 1,617,536.65
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Solution
The fourth proportional to 4,314,681.53, 6,470,339.92 and 1,617,536.65 is: 2,425,674.27
Step by Step Solution
- Step 1: Write the proportion equation
4,314,681.53 : 6,470,339.92 = 1,617,536.65 : x - Step 2: Convert to fraction form
4,314,681.53/6,470,339.92 = 1,617,536.65/x - Step 3: Cross multiply
4,314,681.53x = 6,470,339.92 × 1,617,536.65 - Step 4: Simplify right side
4,314,681.53x = 10,466,011,958,558.07 - Step 5: Solve for x
x = 10,466,011,958,558.07/4,314,681.53 - Step 6: Final answer
x = 2,425,674.27
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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.