Finding the Fourth Proportional to 2,258,929.96, 3,117,306.13 and 1,226,417.29
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Solution
The fourth proportional to 2,258,929.96, 3,117,306.13 and 1,226,417.29 is: 1,692,446.51
Step by Step Solution
- Step 1: Write the proportion equation
2,258,929.96 : 3,117,306.13 = 1,226,417.29 : x - Step 2: Convert to fraction form
2,258,929.96/3,117,306.13 = 1,226,417.29/x - Step 3: Cross multiply
2,258,929.96x = 3,117,306.13 × 1,226,417.29 - Step 4: Simplify right side
2,258,929.96x = 3,823,118,125,195.68 - Step 5: Solve for x
x = 3,823,118,125,195.68/2,258,929.96 - Step 6: Final answer
x = 1,692,446.51
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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.