Finding the Fourth Proportional to 1,430,267.93, 1,972,944.64 and 856,975.95
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Solution
The fourth proportional to 1,430,267.93, 1,972,944.64 and 856,975.95 is: 1,182,132.43
Step by Step Solution
- Step 1: Write the proportion equation
1,430,267.93 : 1,972,944.64 = 856,975.95 : x - Step 2: Convert to fraction form
1,430,267.93/1,972,944.64 = 856,975.95/x - Step 3: Cross multiply
1,430,267.93x = 1,972,944.64 × 856,975.95 - Step 4: Simplify right side
1,430,267.93x = 1,690,766,108,232.54 - Step 5: Solve for x
x = 1,690,766,108,232.54/1,430,267.93 - Step 6: Final answer
x = 1,182,132.43
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.