Finding the Fourth Proportional to 2,427,852.14, 3,350,417.26 and 1,340,123.12
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Solution
The fourth proportional to 2,427,852.14, 3,350,417.26 and 1,340,123.12 is: 1,849,359.59
Step by Step Solution
- Step 1: Write the proportion equation
2,427,852.14 : 3,350,417.26 = 1,340,123.12 : x - Step 2: Convert to fraction form
2,427,852.14/3,350,417.26 = 1,340,123.12/x - Step 3: Cross multiply
2,427,852.14x = 3,350,417.26 × 1,340,123.12 - Step 4: Simplify right side
2,427,852.14x = 4,489,971,636,798.79 - Step 5: Solve for x
x = 4,489,971,636,798.79/2,427,852.14 - Step 6: Final answer
x = 1,849,359.59
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1.5x scale
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.