Finding the Fourth Proportional to 2,828,125.64, 4,242,197.18 and 698,210
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Solution
The fourth proportional to 2,828,125.64, 4,242,197.18 and 698,210 is: 1,047,317.15
Step by Step Solution
- Step 1: Write the proportion equation
2,828,125.64 : 4,242,197.18 = 698,210 : x - Step 2: Convert to fraction form
2,828,125.64/4,242,197.18 = 698,210/x - Step 3: Cross multiply
2,828,125.64x = 4,242,197.18 × 698,210 - Step 4: Simplify right side
2,828,125.64x = 2,961,944,493,047.80 - Step 5: Solve for x
x = 2,961,944,493,047.80/2,828,125.64 - Step 6: Final answer
x = 1,047,317.15
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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.