Finding the Fourth Proportional to 1,584,689.97, 2,185,139.03 and 1,177,547.12
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Solution
The fourth proportional to 1,584,689.97, 2,185,139.03 and 1,177,547.12 is: 1,623,727.17
Step by Step Solution
- Step 1: Write the proportion equation
1,584,689.97 : 2,185,139.03 = 1,177,547.12 : x - Step 2: Convert to fraction form
1,584,689.97/2,185,139.03 = 1,177,547.12/x - Step 3: Cross multiply
1,584,689.97x = 2,185,139.03 × 1,177,547.12 - Step 4: Simplify right side
1,584,689.97x = 2,573,104,162,956.93 - Step 5: Solve for x
x = 2,573,104,162,956.93/1,584,689.97 - Step 6: Final answer
x = 1,623,727.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.