Finding the Fourth Proportional to 1,122,097.64, 1,685,637.68 and 695,948.44
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Solution
The fourth proportional to 1,122,097.64, 1,685,637.68 and 695,948.44 is: 1,045,467.77
Step by Step Solution
- Step 1: Write the proportion equation
1,122,097.64 : 1,685,637.68 = 695,948.44 : x - Step 2: Convert to fraction form
1,122,097.64/1,685,637.68 = 695,948.44/x - Step 3: Cross multiply
1,122,097.64x = 1,685,637.68 × 695,948.44 - Step 4: Simplify right side
1,122,097.64x = 1,173,116,913,801.22 - Step 5: Solve for x
x = 1,173,116,913,801.22/1,122,097.64 - Step 6: Final answer
x = 1,045,467.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.