Finding the Fourth Proportional to 1,708,134.60, 2,357,124.42 and 944,142.60
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Solution
The fourth proportional to 1,708,134.60, 2,357,124.42 and 944,142.60 is: 1,302,860.78
Step by Step Solution
- Step 1: Write the proportion equation
1,708,134.60 : 2,357,124.42 = 944,142.60 : x - Step 2: Convert to fraction form
1,708,134.60/2,357,124.42 = 944,142.60/x - Step 3: Cross multiply
1,708,134.60x = 2,357,124.42 × 944,142.60 - Step 4: Simplify right side
1,708,134.60x = 2,225,461,578,422.29 - Step 5: Solve for x
x = 2,225,461,578,422.29/1,708,134.60 - Step 6: Final answer
x = 1,302,860.78
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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.