Finding the Fourth Proportional to 1,293,885.68, 1,785,569.55 and 750,344.19
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Solution
The fourth proportional to 1,293,885.68, 1,785,569.55 and 750,344.19 is: 1,035,479.23
Step by Step Solution
- Step 1: Write the proportion equation
1,293,885.68 : 1,785,569.55 = 750,344.19 : x - Step 2: Convert to fraction form
1,293,885.68/1,785,569.55 = 750,344.19/x - Step 3: Cross multiply
1,293,885.68x = 1,785,569.55 × 750,344.19 - Step 4: Simplify right side
1,293,885.68x = 1,339,791,737,683.41 - Step 5: Solve for x
x = 1,339,791,737,683.41/1,293,885.68 - Step 6: Final answer
x = 1,035,479.23
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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.