Finding the Fourth Proportional to 1,560,708.60, 2,153,952.66 and 881,688.84
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Solution
The fourth proportional to 1,560,708.60, 2,153,952.66 and 881,688.84 is: 1,216,829.34
Step by Step Solution
- Step 1: Write the proportion equation
1,560,708.60 : 2,153,952.66 = 881,688.84 : x - Step 2: Convert to fraction form
1,560,708.60/2,153,952.66 = 881,688.84/x - Step 3: Cross multiply
1,560,708.60x = 2,153,952.66 × 881,688.84 - Step 4: Simplify right side
1,560,708.60x = 1,899,116,022,210.31 - Step 5: Solve for x
x = 1,899,116,022,210.31/1,560,708.60 - Step 6: Final answer
x = 1,216,829.34
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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.