Finding the Fourth Proportional to 1,433,053.08, 1,977,572.48 and 788,473.71
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Solution
The fourth proportional to 1,433,053.08, 1,977,572.48 and 788,473.71 is: 1,088,071.28
Step by Step Solution
- Step 1: Write the proportion equation
1,433,053.08 : 1,977,572.48 = 788,473.71 : x - Step 2: Convert to fraction form
1,433,053.08/1,977,572.48 = 788,473.71/x - Step 3: Cross multiply
1,433,053.08x = 1,977,572.48 × 788,473.71 - Step 4: Simplify right side
1,433,053.08x = 1,559,263,906,157.13 - Step 5: Solve for x
x = 1,559,263,906,157.13/1,433,053.08 - Step 6: Final answer
x = 1,088,071.28
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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.