Finding the Fourth Proportional to 1,135,495.76, 1,566,931.35 and 651,720.38
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Solution
The fourth proportional to 1,135,495.76, 1,566,931.35 and 651,720.38 is: 899,343.82
Step by Step Solution
- Step 1: Write the proportion equation
1,135,495.76 : 1,566,931.35 = 651,720.38 : x - Step 2: Convert to fraction form
1,135,495.76/1,566,931.35 = 651,720.38/x - Step 3: Cross multiply
1,135,495.76x = 1,566,931.35 × 651,720.38 - Step 4: Simplify right side
1,135,495.76x = 1,021,201,094,855.91 - Step 5: Solve for x
x = 1,021,201,094,855.91/1,135,495.76 - Step 6: Final answer
x = 899,343.82
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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.