Finding the Fourth Proportional to 975,575.70, 1,362,656.70 and 975,575.70
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Solution
The fourth proportional to 975,575.70, 1,362,656.70 and 975,575.70 is: 1,362,656.70
Step by Step Solution
- Step 1: Write the proportion equation
975,575.70 : 1,362,656.70 = 975,575.70 : x - Step 2: Convert to fraction form
975,575.70/1,362,656.70 = 975,575.70/x - Step 3: Cross multiply
975,575.70x = 1,362,656.70 × 975,575.70 - Step 4: Simplify right side
975,575.70x = 1,329,374,763,962.19 - Step 5: Solve for x
x = 1,329,374,763,962.19/975,575.70 - Step 6: Final answer
x = 1,362,656.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.