Finding the Fourth Proportional to 3,463,258.90, 4,779,303.77 and 1,935,366.02
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Solution
The fourth proportional to 3,463,258.90, 4,779,303.77 and 1,935,366.02 is: 2,670,808.74
Step by Step Solution
- Step 1: Write the proportion equation
3,463,258.90 : 4,779,303.77 = 1,935,366.02 : x - Step 2: Convert to fraction form
3,463,258.90/4,779,303.77 = 1,935,366.02/x - Step 3: Cross multiply
3,463,258.90x = 4,779,303.77 × 1,935,366.02 - Step 4: Simplify right side
3,463,258.90x = 9,249,702,117,987.32 - Step 5: Solve for x
x = 9,249,702,117,987.32/3,463,258.90 - Step 6: Final answer
x = 2,670,808.74
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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.