Finding the Fourth Proportional to 1,480,106.20, 2,221,045.02 and 638,657.95
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Solution
The fourth proportional to 1,480,106.20, 2,221,045.02 and 638,657.95 is: 958,369.11
Step by Step Solution
- Step 1: Write the proportion equation
1,480,106.20 : 2,221,045.02 = 638,657.95 : x - Step 2: Convert to fraction form
1,480,106.20/2,221,045.02 = 638,657.95/x - Step 3: Cross multiply
1,480,106.20x = 2,221,045.02 × 638,657.95 - Step 4: Simplify right side
1,480,106.20x = 1,418,488,060,927.55 - Step 5: Solve for x
x = 1,418,488,060,927.55/1,480,106.20 - Step 6: Final answer
x = 958,369.11
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.