Finding the Fourth Proportional to 1,248,263.67, 1,722,599.64 and 675,303.96
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Solution
The fourth proportional to 1,248,263.67, 1,722,599.64 and 675,303.96 is: 931,917.18
Step by Step Solution
- Step 1: Write the proportion equation
1,248,263.67 : 1,722,599.64 = 675,303.96 : x - Step 2: Convert to fraction form
1,248,263.67/1,722,599.64 = 675,303.96/x - Step 3: Cross multiply
1,248,263.67x = 1,722,599.64 × 675,303.96 - Step 4: Simplify right side
1,248,263.67x = 1,163,278,358,386.57 - Step 5: Solve for x
x = 1,163,278,358,386.57/1,248,263.67 - Step 6: Final answer
x = 931,917.18
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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.