Finding the Fourth Proportional to 1,354,759.68, 1,869,567.84 and 734,565.36
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Solution
The fourth proportional to 1,354,759.68, 1,869,567.84 and 734,565.36 is: 1,013,699.92
Step by Step Solution
- Step 1: Write the proportion equation
1,354,759.68 : 1,869,567.84 = 734,565.36 : x - Step 2: Convert to fraction form
1,354,759.68/1,869,567.84 = 734,565.36/x - Step 3: Cross multiply
1,354,759.68x = 1,869,567.84 × 734,565.36 - Step 4: Simplify right side
1,354,759.68x = 1,373,319,773,434.02 - Step 5: Solve for x
x = 1,373,319,773,434.02/1,354,759.68 - Step 6: Final answer
x = 1,013,699.92
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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.