Finding the Fourth Proportional to 1,679,454.12, 2,518,921.44 and 614,247.06
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Solution
The fourth proportional to 1,679,454.12, 2,518,921.44 and 614,247.06 is: 921,275.59
Step by Step Solution
- Step 1: Write the proportion equation
1,679,454.12 : 2,518,921.44 = 614,247.06 : x - Step 2: Convert to fraction form
1,679,454.12/2,518,921.44 = 614,247.06/x - Step 3: Cross multiply
1,679,454.12x = 2,518,921.44 × 614,247.06 - Step 4: Simplify right side
1,679,454.12x = 1,547,240,088,890.97 - Step 5: Solve for x
x = 1,547,240,088,890.97/1,679,454.12 - Step 6: Final answer
x = 921,275.59
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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.