Finding the Fourth Proportional to 1,537,226.84, 2,122,258.50 and 1,021,679.86
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Solution
The fourth proportional to 1,537,226.84, 2,122,258.50 and 1,021,679.86 is: 1,410,506.71
Step by Step Solution
- Step 1: Write the proportion equation
1,537,226.84 : 2,122,258.50 = 1,021,679.86 : x - Step 2: Convert to fraction form
1,537,226.84/2,122,258.50 = 1,021,679.86/x - Step 3: Cross multiply
1,537,226.84x = 2,122,258.50 × 1,021,679.86 - Step 4: Simplify right side
1,537,226.84x = 2,168,268,767,163.81 - Step 5: Solve for x
x = 2,168,268,767,163.81/1,537,226.84 - Step 6: Final answer
x = 1,410,506.71
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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.