Finding the Fourth Proportional to 1,055,970.88, 1,455,830.08 and 838,899.84
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Solution
The fourth proportional to 1,055,970.88, 1,455,830.08 and 838,899.84 is: 1,156,561.84
Step by Step Solution
- Step 1: Write the proportion equation
1,055,970.88 : 1,455,830.08 = 838,899.84 : x - Step 2: Convert to fraction form
1,055,970.88/1,455,830.08 = 838,899.84/x - Step 3: Cross multiply
1,055,970.88x = 1,455,830.08 × 838,899.84 - Step 4: Simplify right side
1,055,970.88x = 1,221,295,621,179.19 - Step 5: Solve for x
x = 1,221,295,621,179.19/1,055,970.88 - Step 6: Final answer
x = 1,156,561.84
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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.