Finding the Fourth Proportional to 4,679,257.10, 6,456,268.17 and 2,717,969.76
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Solution
The fourth proportional to 4,679,257.10, 6,456,268.17 and 2,717,969.76 is: 3,750,155.48
Step by Step Solution
- Step 1: Write the proportion equation
4,679,257.10 : 6,456,268.17 = 2,717,969.76 : x - Step 2: Convert to fraction form
4,679,257.10/6,456,268.17 = 2,717,969.76/x - Step 3: Cross multiply
4,679,257.10x = 6,456,268.17 × 2,717,969.76 - Step 4: Simplify right side
4,679,257.10x = 17,547,941,648,510.54 - Step 5: Solve for x
x = 17,547,941,648,510.54/4,679,257.10 - Step 6: Final answer
x = 3,750,155.48
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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.