Finding the Fourth Proportional to 1,625,585.04, 2,243,283.66 and 900,430.38
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Solution
The fourth proportional to 1,625,585.04, 2,243,283.66 and 900,430.38 is: 1,242,580.80
Step by Step Solution
- Step 1: Write the proportion equation
1,625,585.04 : 2,243,283.66 = 900,430.38 : x - Step 2: Convert to fraction form
1,625,585.04/2,243,283.66 = 900,430.38/x - Step 3: Cross multiply
1,625,585.04x = 2,243,283.66 × 900,430.38 - Step 4: Simplify right side
1,625,585.04x = 2,019,920,758,421.59 - Step 5: Solve for x
x = 2,019,920,758,421.59/1,625,585.04 - Step 6: Final answer
x = 1,242,580.80
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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.