Finding the Fourth Proportional to 1,648,244.19, 2,473,210.17 and 784,656.48
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Solution
The fourth proportional to 1,648,244.19, 2,473,210.17 and 784,656.48 is: 1,177,386.46
Step by Step Solution
- Step 1: Write the proportion equation
1,648,244.19 : 2,473,210.17 = 784,656.48 : x - Step 2: Convert to fraction form
1,648,244.19/2,473,210.17 = 784,656.48/x - Step 3: Cross multiply
1,648,244.19x = 2,473,210.17 × 784,656.48 - Step 4: Simplify right side
1,648,244.19x = 1,940,620,386,292.40 - Step 5: Solve for x
x = 1,940,620,386,292.40/1,648,244.19 - Step 6: Final answer
x = 1,177,386.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.