Finding the Fourth Proportional to 1,272,648.84, 1,756,267.20 and 699,693
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Solution
The fourth proportional to 1,272,648.84, 1,756,267.20 and 699,693 is: 965,582.83
Step by Step Solution
- Step 1: Write the proportion equation
1,272,648.84 : 1,756,267.20 = 699,693 : x - Step 2: Convert to fraction form
1,272,648.84/1,756,267.20 = 699,693/x - Step 3: Cross multiply
1,272,648.84x = 1,756,267.20 × 699,693 - Step 4: Simplify right side
1,272,648.84x = 1,228,847,865,969.60 - Step 5: Solve for x
x = 1,228,847,865,969.60/1,272,648.84 - Step 6: Final answer
x = 965,582.83
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.