Finding the Fourth Proportional to 1,737,289.80, 2,605,934.70 and 1,488,457.80
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Solution
The fourth proportional to 1,737,289.80, 2,605,934.70 and 1,488,457.80 is: 2,232,686.70
Step by Step Solution
- Step 1: Write the proportion equation
1,737,289.80 : 2,605,934.70 = 1,488,457.80 : x - Step 2: Convert to fraction form
1,737,289.80/2,605,934.70 = 1,488,457.80/x - Step 3: Cross multiply
1,737,289.80x = 2,605,934.70 × 1,488,457.80 - Step 4: Simplify right side
1,737,289.80x = 3,878,823,830,505.66 - Step 5: Solve for x
x = 3,878,823,830,505.66/1,737,289.80 - Step 6: Final answer
x = 2,232,686.70
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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.