Finding the Fourth Proportional to 1,817,695.32, 2,508,305.47 and 1,001,854.10
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Solution
The fourth proportional to 1,817,695.32, 2,508,305.47 and 1,001,854.10 is: 1,382,495.79
Step by Step Solution
- Step 1: Write the proportion equation
1,817,695.32 : 2,508,305.47 = 1,001,854.10 : x - Step 2: Convert to fraction form
1,817,695.32/2,508,305.47 = 1,001,854.10/x - Step 3: Cross multiply
1,817,695.32x = 2,508,305.47 × 1,001,854.10 - Step 4: Simplify right side
1,817,695.32x = 2,512,956,122,938.06 - Step 5: Solve for x
x = 2,512,956,122,938.06/1,817,695.32 - Step 6: Final answer
x = 1,382,495.79
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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.