Finding the Fourth Proportional to 1,053,934.28, 1,454,430.18 and 570,497.94
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Solution
The fourth proportional to 1,053,934.28, 1,454,430.18 and 570,497.94 is: 787,287.63
Step by Step Solution
- Step 1: Write the proportion equation
1,053,934.28 : 1,454,430.18 = 570,497.94 : x - Step 2: Convert to fraction form
1,053,934.28/1,454,430.18 = 570,497.94/x - Step 3: Cross multiply
1,053,934.28x = 1,454,430.18 × 570,497.94 - Step 4: Simplify right side
1,053,934.28x = 829,749,421,563.83 - Step 5: Solve for x
x = 829,749,421,563.83/1,053,934.28 - Step 6: Final answer
x = 787,287.63
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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.