Finding the Fourth Proportional to 1,574,554.60, 2,360,219.10 and 774,605.80
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Solution
The fourth proportional to 1,574,554.60, 2,360,219.10 and 774,605.80 is: 1,161,115.28
Step by Step Solution
- Step 1: Write the proportion equation
1,574,554.60 : 2,360,219.10 = 774,605.80 : x - Step 2: Convert to fraction form
1,574,554.60/2,360,219.10 = 774,605.80/x - Step 3: Cross multiply
1,574,554.60x = 2,360,219.10 × 774,605.80 - Step 4: Simplify right side
1,574,554.60x = 1,828,239,404,130.78 - Step 5: Solve for x
x = 1,828,239,404,130.78/1,574,554.60 - Step 6: Final answer
x = 1,161,115.28
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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.