Finding the Fourth Proportional to 1,868,237.79, 2,792,120.34 and 1,363,860.87
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Solution
The fourth proportional to 1,868,237.79, 2,792,120.34 and 1,363,860.87 is: 2,038,318.51
Step by Step Solution
- Step 1: Write the proportion equation
1,868,237.79 : 2,792,120.34 = 1,363,860.87 : x - Step 2: Convert to fraction form
1,868,237.79/2,792,120.34 = 1,363,860.87/x - Step 3: Cross multiply
1,868,237.79x = 2,792,120.34 × 1,363,860.87 - Step 4: Simplify right side
1,868,237.79x = 3,808,063,676,057.10 - Step 5: Solve for x
x = 3,808,063,676,057.10/1,868,237.79 - Step 6: Final answer
x = 2,038,318.51
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.