Finding the Fourth Proportional to 1,564,971.95, 2,348,330.14 and 845,299.13
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Solution
The fourth proportional to 1,564,971.95, 2,348,330.14 and 845,299.13 is: 1,268,419.81
Step by Step Solution
- Step 1: Write the proportion equation
1,564,971.95 : 2,348,330.14 = 845,299.13 : x - Step 2: Convert to fraction form
1,564,971.95/2,348,330.14 = 845,299.13/x - Step 3: Cross multiply
1,564,971.95x = 2,348,330.14 × 845,299.13 - Step 4: Simplify right side
1,564,971.95x = 1,985,041,410,439.88 - Step 5: Solve for x
x = 1,985,041,410,439.88/1,564,971.95 - Step 6: Final answer
x = 1,268,419.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.