Finding the Fourth Proportional to 1,758,259.17, 2,426,774.51 and 1,145,318.26
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Solution
The fourth proportional to 1,758,259.17, 2,426,774.51 and 1,145,318.26 is: 1,580,784.68
Step by Step Solution
- Step 1: Write the proportion equation
1,758,259.17 : 2,426,774.51 = 1,145,318.26 : x - Step 2: Convert to fraction form
1,758,259.17/2,426,774.51 = 1,145,318.26/x - Step 3: Cross multiply
1,758,259.17x = 2,426,774.51 × 1,145,318.26 - Step 4: Simplify right side
1,758,259.17x = 2,779,429,159,205.55 - Step 5: Solve for x
x = 2,779,429,159,205.55/1,758,259.17 - Step 6: Final answer
x = 1,580,784.68
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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.