Finding the Fourth Proportional to 1,156,130.16, 1,595,554.04 and 666,252.08
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Solution
The fourth proportional to 1,156,130.16, 1,595,554.04 and 666,252.08 is: 919,482.28
Step by Step Solution
- Step 1: Write the proportion equation
1,156,130.16 : 1,595,554.04 = 666,252.08 : x - Step 2: Convert to fraction form
1,156,130.16/1,595,554.04 = 666,252.08/x - Step 3: Cross multiply
1,156,130.16x = 1,595,554.04 × 666,252.08 - Step 4: Simplify right side
1,156,130.16x = 1,063,041,197,902.40 - Step 5: Solve for x
x = 1,063,041,197,902.40/1,156,130.16 - Step 6: Final answer
x = 919,482.28
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.