Finding the Fourth Proportional to 2,281,903.04, 3,148,906.36 and 1,249,212.80
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Solution
The fourth proportional to 2,281,903.04, 3,148,906.36 and 1,249,212.80 is: 1,723,848.06
Step by Step Solution
- Step 1: Write the proportion equation
2,281,903.04 : 3,148,906.36 = 1,249,212.80 : x - Step 2: Convert to fraction form
2,281,903.04/3,148,906.36 = 1,249,212.80/x - Step 3: Cross multiply
2,281,903.04x = 3,148,906.36 × 1,249,212.80 - Step 4: Simplify right side
2,281,903.04x = 3,933,654,130,913.41 - Step 5: Solve for x
x = 3,933,654,130,913.41/2,281,903.04 - Step 6: Final answer
x = 1,723,848.06
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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.