Finding the Fourth Proportional to 1,851,246.87, 2,554,686.86 and 1,046,430.87
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Solution
The fourth proportional to 1,851,246.87, 2,554,686.86 and 1,046,430.87 is: 1,444,055.48
Step by Step Solution
- Step 1: Write the proportion equation
1,851,246.87 : 2,554,686.86 = 1,046,430.87 : x - Step 2: Convert to fraction form
1,851,246.87/2,554,686.86 = 1,046,430.87/x - Step 3: Cross multiply
1,851,246.87x = 2,554,686.86 × 1,046,430.87 - Step 4: Simplify right side
1,851,246.87x = 2,673,303,188,255.21 - Step 5: Solve for x
x = 2,673,303,188,255.21/1,851,246.87 - Step 6: Final answer
x = 1,444,055.48
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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.