Finding the Fourth Proportional to 1,059,580.94, 1,462,763.49 and 817,319.66
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Solution
The fourth proportional to 1,059,580.94, 1,462,763.49 and 817,319.66 is: 1,128,319.05
Step by Step Solution
- Step 1: Write the proportion equation
1,059,580.94 : 1,462,763.49 = 817,319.66 : x - Step 2: Convert to fraction form
1,059,580.94/1,462,763.49 = 817,319.66/x - Step 3: Cross multiply
1,059,580.94x = 1,462,763.49 × 817,319.66 - Step 4: Simplify right side
1,059,580.94x = 1,195,545,358,307.21 - Step 5: Solve for x
x = 1,195,545,358,307.21/1,059,580.94 - Step 6: Final answer
x = 1,128,319.05
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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.