Finding the Fourth Proportional to 972,281.36, 1,341,660.84 and 609,589.28
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Solution
The fourth proportional to 972,281.36, 1,341,660.84 and 609,589.28 is: 841,178.39
Step by Step Solution
- Step 1: Write the proportion equation
972,281.36 : 1,341,660.84 = 609,589.28 : x - Step 2: Convert to fraction form
972,281.36/1,341,660.84 = 609,589.28/x - Step 3: Cross multiply
972,281.36x = 1,341,660.84 × 609,589.28 - Step 4: Simplify right side
972,281.36x = 817,862,065,459.80 - Step 5: Solve for x
x = 817,862,065,459.80/972,281.36 - Step 6: Final answer
x = 841,178.39
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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.