Finding the Fourth Proportional to 1,748,258.08, 2,412,707.28 and 1,059,995.80
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Solution
The fourth proportional to 1,748,258.08, 2,412,707.28 and 1,059,995.80 is: 1,462,861.58
Step by Step Solution
- Step 1: Write the proportion equation
1,748,258.08 : 2,412,707.28 = 1,059,995.80 : x - Step 2: Convert to fraction form
1,748,258.08/2,412,707.28 = 1,059,995.80/x - Step 3: Cross multiply
1,748,258.08x = 2,412,707.28 × 1,059,995.80 - Step 4: Simplify right side
1,748,258.08x = 2,557,459,583,429.42 - Step 5: Solve for x
x = 2,557,459,583,429.42/1,748,258.08 - Step 6: Final answer
x = 1,462,861.58
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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.