Finding the Fourth Proportional to 1,903,139.35, 2,854,431.19 and 554,939.71
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Solution
The fourth proportional to 1,903,139.35, 2,854,431.19 and 554,939.71 is: 832,328.55
Step by Step Solution
- Step 1: Write the proportion equation
1,903,139.35 : 2,854,431.19 = 554,939.71 : x - Step 2: Convert to fraction form
1,903,139.35/2,854,431.19 = 554,939.71/x - Step 3: Cross multiply
1,903,139.35x = 2,854,431.19 × 554,939.71 - Step 4: Simplify right side
1,903,139.35x = 1,584,037,210,351.15 - Step 5: Solve for x
x = 1,584,037,210,351.15/1,903,139.35 - Step 6: Final answer
x = 832,328.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.