Finding the Fourth Proportional to 1,407,044.61, 2,113,391.25 and 839,533.23
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Solution
The fourth proportional to 1,407,044.61, 2,113,391.25 and 839,533.23 is: 1,260,985.02
Step by Step Solution
- Step 1: Write the proportion equation
1,407,044.61 : 2,113,391.25 = 839,533.23 : x - Step 2: Convert to fraction form
1,407,044.61/2,113,391.25 = 839,533.23/x - Step 3: Cross multiply
1,407,044.61x = 2,113,391.25 × 839,533.23 - Step 4: Simplify right side
1,407,044.61x = 1,774,262,182,366.24 - Step 5: Solve for x
x = 1,774,262,182,366.24/1,407,044.61 - Step 6: Final answer
x = 1,260,985.02
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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.