Finding the Fourth Proportional to 897,568.68, 1,243,885.08 and 880,536.84
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Solution
The fourth proportional to 897,568.68, 1,243,885.08 and 880,536.84 is: 1,220,281.70
Step by Step Solution
- Step 1: Write the proportion equation
897,568.68 : 1,243,885.08 = 880,536.84 : x - Step 2: Convert to fraction form
897,568.68/1,243,885.08 = 880,536.84/x - Step 3: Cross multiply
897,568.68x = 1,243,885.08 × 880,536.84 - Step 4: Simplify right side
897,568.68x = 1,095,286,637,666.35 - Step 5: Solve for x
x = 1,095,286,637,666.35/897,568.68 - Step 6: Final answer
x = 1,220,281.70
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.