Finding the Fourth Proportional to 4,658,718.15, 6,988,314.15 and 1,463,875.65
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Solution
The fourth proportional to 4,658,718.15, 6,988,314.15 and 1,463,875.65 is: 2,195,887.92
Step by Step Solution
- Step 1: Write the proportion equation
4,658,718.15 : 6,988,314.15 = 1,463,875.65 : x - Step 2: Convert to fraction form
4,658,718.15/6,988,314.15 = 1,463,875.65/x - Step 3: Cross multiply
4,658,718.15x = 6,988,314.15 × 1,463,875.65 - Step 4: Simplify right side
4,658,718.15x = 10,230,022,918,735.45 - Step 5: Solve for x
x = 10,230,022,918,735.45/4,658,718.15 - Step 6: Final answer
x = 2,195,887.92
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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.