Finding the Fourth Proportional to 1,316,303.13, 1,972,962.06 and 604,861.09
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Solution
The fourth proportional to 1,316,303.13, 1,972,962.06 and 604,861.09 is: 906,605.75
Step by Step Solution
- Step 1: Write the proportion equation
1,316,303.13 : 1,972,962.06 = 604,861.09 : x - Step 2: Convert to fraction form
1,316,303.13/1,972,962.06 = 604,861.09/x - Step 3: Cross multiply
1,316,303.13x = 1,972,962.06 × 604,861.09 - Step 4: Simplify right side
1,316,303.13x = 1,193,367,982,140.25 - Step 5: Solve for x
x = 1,193,367,982,140.25/1,316,303.13 - Step 6: Final answer
x = 906,605.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.