Finding the Fourth Proportional to 2,147,454.02, 3,221,013.53 and 1,248,322.26
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Solution
The fourth proportional to 2,147,454.02, 3,221,013.53 and 1,248,322.26 is: 1,872,386.02
Step by Step Solution
- Step 1: Write the proportion equation
2,147,454.02 : 3,221,013.53 = 1,248,322.26 : x - Step 2: Convert to fraction form
2,147,454.02/3,221,013.53 = 1,248,322.26/x - Step 3: Cross multiply
2,147,454.02x = 3,221,013.53 × 1,248,322.26 - Step 4: Simplify right side
2,147,454.02x = 4,020,862,883,018.57 - Step 5: Solve for x
x = 4,020,862,883,018.57/2,147,454.02 - Step 6: Final answer
x = 1,872,386.02
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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.