Finding the Fourth Proportional to 3,480,763.24, 5,221,396.14 and 1,456,970.68
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Solution
The fourth proportional to 3,480,763.24, 5,221,396.14 and 1,456,970.68 is: 2,185,561.20
Step by Step Solution
- Step 1: Write the proportion equation
3,480,763.24 : 5,221,396.14 = 1,456,970.68 : x - Step 2: Convert to fraction form
3,480,763.24/5,221,396.14 = 1,456,970.68/x - Step 3: Cross multiply
3,480,763.24x = 5,221,396.14 × 1,456,970.68 - Step 4: Simplify right side
3,480,763.24x = 7,607,421,084,645.18 - Step 5: Solve for x
x = 7,607,421,084,645.18/3,480,763.24 - Step 6: Final answer
x = 2,185,561.20
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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.