Finding the Fourth Proportional to 1,462,120.16, 2,017,590.36 and 808,732.08
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Solution
The fourth proportional to 1,462,120.16, 2,017,590.36 and 808,732.08 is: 1,115,975.34
Step by Step Solution
- Step 1: Write the proportion equation
1,462,120.16 : 2,017,590.36 = 808,732.08 : x - Step 2: Convert to fraction form
1,462,120.16/2,017,590.36 = 808,732.08/x - Step 3: Cross multiply
1,462,120.16x = 2,017,590.36 × 808,732.08 - Step 4: Simplify right side
1,462,120.16x = 1,631,690,048,430.75 - Step 5: Solve for x
x = 1,631,690,048,430.75/1,462,120.16 - Step 6: Final answer
x = 1,115,975.34
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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.