Finding the Fourth Proportional to 1,054,599.90, 1,455,340.62 and 571,154
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Solution
The fourth proportional to 1,054,599.90, 1,455,340.62 and 571,154 is: 788,188.60
Step by Step Solution
- Step 1: Write the proportion equation
1,054,599.90 : 1,455,340.62 = 571,154 : x - Step 2: Convert to fraction form
1,054,599.90/1,455,340.62 = 571,154/x - Step 3: Cross multiply
1,054,599.90x = 1,455,340.62 × 571,154 - Step 4: Simplify right side
1,054,599.90x = 831,223,616,475.48 - Step 5: Solve for x
x = 831,223,616,475.48/1,054,599.90 - Step 6: Final answer
x = 788,188.60
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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.