Finding the Fourth Proportional to 1,432,011, 2,134,526.55 and 1,317,090.09
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Solution
The fourth proportional to 1,432,011, 2,134,526.55 and 1,317,090.09 is: 1,963,227.77
Step by Step Solution
- Step 1: Write the proportion equation
1,432,011 : 2,134,526.55 = 1,317,090.09 : x - Step 2: Convert to fraction form
1,432,011/2,134,526.55 = 1,317,090.09/x - Step 3: Cross multiply
1,432,011x = 2,134,526.55 × 1,317,090.09 - Step 4: Simplify right side
1,432,011x = 2,811,363,765,846.89 - Step 5: Solve for x
x = 2,811,363,765,846.89/1,432,011 - Step 6: Final answer
x = 1,963,227.77
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.