Finding the Fourth Proportional to 1,814,123.04, 2,502,652.12 and 1,169,750.20
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Solution
The fourth proportional to 1,814,123.04, 2,502,652.12 and 1,169,750.20 is: 1,613,715.14
Step by Step Solution
- Step 1: Write the proportion equation
1,814,123.04 : 2,502,652.12 = 1,169,750.20 : x - Step 2: Convert to fraction form
1,814,123.04/2,502,652.12 = 1,169,750.20/x - Step 3: Cross multiply
1,814,123.04x = 2,502,652.12 × 1,169,750.20 - Step 4: Simplify right side
1,814,123.04x = 2,927,477,817,900.42 - Step 5: Solve for x
x = 2,927,477,817,900.42/1,814,123.04 - Step 6: Final answer
x = 1,613,715.14
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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.