Finding the Fourth Proportional to 2,937,987.60, 4,407,595.80 and 943,645.20
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Solution
The fourth proportional to 2,937,987.60, 4,407,595.80 and 943,645.20 is: 1,415,665.14
Step by Step Solution
- Step 1: Write the proportion equation
2,937,987.60 : 4,407,595.80 = 943,645.20 : x - Step 2: Convert to fraction form
2,937,987.60/4,407,595.80 = 943,645.20/x - Step 3: Cross multiply
2,937,987.60x = 4,407,595.80 × 943,645.20 - Step 4: Simplify right side
2,937,987.60x = 4,159,206,620,210.16 - Step 5: Solve for x
x = 4,159,206,620,210.16/2,937,987.60 - Step 6: Final answer
x = 1,415,665.14
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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.