Finding the Fourth Proportional to 1,487,903.04, 2,053,329.12 and 808,842.24
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Solution
The fourth proportional to 1,487,903.04, 2,053,329.12 and 808,842.24 is: 1,116,214.75
Step by Step Solution
- Step 1: Write the proportion equation
1,487,903.04 : 2,053,329.12 = 808,842.24 : x - Step 2: Convert to fraction form
1,487,903.04/2,053,329.12 = 808,842.24/x - Step 3: Cross multiply
1,487,903.04x = 2,053,329.12 × 808,842.24 - Step 4: Simplify right side
1,487,903.04x = 1,660,819,324,878.03 - Step 5: Solve for x
x = 1,660,819,324,878.03/1,487,903.04 - Step 6: Final answer
x = 1,116,214.75
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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.