Finding the Fourth Proportional to 4,325,642.64, 6,488,833.02 and 1,130,763.68
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Solution
The fourth proportional to 4,325,642.64, 6,488,833.02 and 1,130,763.68 is: 1,696,242.00
Step by Step Solution
- Step 1: Write the proportion equation
4,325,642.64 : 6,488,833.02 = 1,130,763.68 : x - Step 2: Convert to fraction form
4,325,642.64/6,488,833.02 = 1,130,763.68/x - Step 3: Cross multiply
4,325,642.64x = 6,488,833.02 × 1,130,763.68 - Step 4: Simplify right side
4,325,642.64x = 7,337,336,704,600.71 - Step 5: Solve for x
x = 7,337,336,704,600.71/4,325,642.64 - Step 6: Final answer
x = 1,696,242.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.