Home / 1,766,507.40-2,649,761.10-436,811.40

Finding the Fourth Proportional to 1,766,507.40, 2,649,761.10 and 436,811.40

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Solution

The fourth proportional to 1,766,507.40, 2,649,761.10 and 436,811.40 is: 655,217.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,507.40 : 2,649,761.10 = 436,811.40 : x
  2. Step 2: Convert to fraction form
    1,766,507.40/2,649,761.10 = 436,811.40/x
  3. Step 3: Cross multiply
    1,766,507.40x = 2,649,761.10 × 436,811.40
  4. Step 4: Simplify right side
    1,766,507.40x = 1,157,445,855,756.54
  5. Step 5: Solve for x
    x = 1,157,445,855,756.54/1,766,507.40
  6. Step 6: Final answer
    x = 655,217.10

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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.