Finding the Fourth Proportional to 1,868,451.84, 2,803,869.54 and 670,347.54
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Solution
The fourth proportional to 1,868,451.84, 2,803,869.54 and 670,347.54 is: 1,005,948.89
Step by Step Solution
- Step 1: Write the proportion equation
1,868,451.84 : 2,803,869.54 = 670,347.54 : x - Step 2: Convert to fraction form
1,868,451.84/2,803,869.54 = 670,347.54/x - Step 3: Cross multiply
1,868,451.84x = 2,803,869.54 × 670,347.54 - Step 4: Simplify right side
1,868,451.84x = 1,879,567,048,619.93 - Step 5: Solve for x
x = 1,879,567,048,619.93/1,868,451.84 - Step 6: Final answer
x = 1,005,948.89
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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.