Finding the Fourth Proportional to 1,445,673.96, 2,170,497.06 and 736,178.76
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Solution
The fourth proportional to 1,445,673.96, 2,170,497.06 and 736,178.76 is: 1,105,279.53
Step by Step Solution
- Step 1: Write the proportion equation
1,445,673.96 : 2,170,497.06 = 736,178.76 : x - Step 2: Convert to fraction form
1,445,673.96/2,170,497.06 = 736,178.76/x - Step 3: Cross multiply
1,445,673.96x = 2,170,497.06 × 736,178.76 - Step 4: Simplify right side
1,445,673.96x = 1,597,873,834,214.45 - Step 5: Solve for x
x = 1,597,873,834,214.45/1,445,673.96 - Step 6: Final answer
x = 1,105,279.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.