Finding the Fourth Proportional to 2,390,854.02, 3,299,349.51 and 1,303,122.23
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Solution
The fourth proportional to 2,390,854.02, 3,299,349.51 and 1,303,122.23 is: 1,798,292.85
Step by Step Solution
- Step 1: Write the proportion equation
2,390,854.02 : 3,299,349.51 = 1,303,122.23 : x - Step 2: Convert to fraction form
2,390,854.02/3,299,349.51 = 1,303,122.23/x - Step 3: Cross multiply
2,390,854.02x = 3,299,349.51 × 1,303,122.23 - Step 4: Simplify right side
2,390,854.02x = 4,299,455,686,896.42 - Step 5: Solve for x
x = 4,299,455,686,896.42/2,390,854.02 - Step 6: Final answer
x = 1,798,292.85
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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.