Finding the Fourth Proportional to 1,201,140.83, 1,657,574.28 and 657,276.68
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Solution
The fourth proportional to 1,201,140.83, 1,657,574.28 and 657,276.68 is: 907,041.78
Step by Step Solution
- Step 1: Write the proportion equation
1,201,140.83 : 1,657,574.28 = 657,276.68 : x - Step 2: Convert to fraction form
1,201,140.83/1,657,574.28 = 657,276.68/x - Step 3: Cross multiply
1,201,140.83x = 1,657,574.28 × 657,276.68 - Step 4: Simplify right side
1,201,140.83x = 1,089,484,919,611.79 - Step 5: Solve for x
x = 1,089,484,919,611.79/1,201,140.83 - Step 6: Final answer
x = 907,041.78
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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.