Finding the Fourth Proportional to 1,934,089.08, 2,667,931.02 and 1,207,675.68
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Solution
The fourth proportional to 1,934,089.08, 2,667,931.02 and 1,207,675.68 is: 1,665,898.14
Step by Step Solution
- Step 1: Write the proportion equation
1,934,089.08 : 2,667,931.02 = 1,207,675.68 : x - Step 2: Convert to fraction form
1,934,089.08/2,667,931.02 = 1,207,675.68/x - Step 3: Cross multiply
1,934,089.08x = 2,667,931.02 × 1,207,675.68 - Step 4: Simplify right side
1,934,089.08x = 3,221,995,408,771.59 - Step 5: Solve for x
x = 3,221,995,408,771.59/1,934,089.08 - Step 6: Final answer
x = 1,665,898.14
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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.