Finding the Fourth Proportional to 1,652,492.64, 2,280,303.60 and 1,169,340.96
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Solution
The fourth proportional to 1,652,492.64, 2,280,303.60 and 1,169,340.96 is: 1,613,594.12
Step by Step Solution
- Step 1: Write the proportion equation
1,652,492.64 : 2,280,303.60 = 1,169,340.96 : x - Step 2: Convert to fraction form
1,652,492.64/2,280,303.60 = 1,169,340.96/x - Step 3: Cross multiply
1,652,492.64x = 2,280,303.60 × 1,169,340.96 - Step 4: Simplify right side
1,652,492.64x = 2,666,452,400,715.46 - Step 5: Solve for x
x = 2,666,452,400,715.46/1,652,492.64 - Step 6: Final answer
x = 1,613,594.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.