Home / 2,529,051.40-3,791,803.20-931,407.40

Finding the Fourth Proportional to 2,529,051.40, 3,791,803.20 and 931,407.40

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Solution

The fourth proportional to 2,529,051.40, 3,791,803.20 and 931,407.40 is: 1,396,457.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529,051.40 : 3,791,803.20 = 931,407.40 : x
  2. Step 2: Convert to fraction form
    2,529,051.40/3,791,803.20 = 931,407.40/x
  3. Step 3: Cross multiply
    2,529,051.40x = 3,791,803.20 × 931,407.40
  4. Step 4: Simplify right side
    2,529,051.40x = 3,531,713,559,823.68
  5. Step 5: Solve for x
    x = 3,531,713,559,823.68/2,529,051.40
  6. Step 6: Final answer
    x = 1,396,457.80

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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.