Finding the Fourth Proportional to 1,891,769.80, 2,610,697.80 and 1,032,385.54
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Solution
The fourth proportional to 1,891,769.80, 2,610,697.80 and 1,032,385.54 is: 1,424,722.32
Step by Step Solution
- Step 1: Write the proportion equation
1,891,769.80 : 2,610,697.80 = 1,032,385.54 : x - Step 2: Convert to fraction form
1,891,769.80/2,610,697.80 = 1,032,385.54/x - Step 3: Cross multiply
1,891,769.80x = 2,610,697.80 × 1,032,385.54 - Step 4: Simplify right side
1,891,769.80x = 2,695,246,658,029.81 - Step 5: Solve for x
x = 2,695,246,658,029.81/1,891,769.80 - Step 6: Final answer
x = 1,424,722.32
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.