Finding the Fourth Proportional to 1,664,317.08, 2,296,735.09 and 929,282.72
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Solution
The fourth proportional to 1,664,317.08, 2,296,735.09 and 929,282.72 is: 1,282,397.59
Step by Step Solution
- Step 1: Write the proportion equation
1,664,317.08 : 2,296,735.09 = 929,282.72 : x - Step 2: Convert to fraction form
1,664,317.08/2,296,735.09 = 929,282.72/x - Step 3: Cross multiply
1,664,317.08x = 2,296,735.09 × 929,282.72 - Step 4: Simplify right side
1,664,317.08x = 2,134,316,217,747.76 - Step 5: Solve for x
x = 2,134,316,217,747.76/1,664,317.08 - Step 6: Final answer
x = 1,282,397.59
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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.