Home / 1,782,730.28-2,674,911.90-772,161.32

Finding the Fourth Proportional to 1,782,730.28, 2,674,911.90 and 772,161.32

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Solution

The fourth proportional to 1,782,730.28, 2,674,911.90 and 772,161.32 is: 1,158,595.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,730.28 : 2,674,911.90 = 772,161.32 : x
  2. Step 2: Convert to fraction form
    1,782,730.28/2,674,911.90 = 772,161.32/x
  3. Step 3: Cross multiply
    1,782,730.28x = 2,674,911.90 × 772,161.32
  4. Step 4: Simplify right side
    1,782,730.28x = 2,065,463,503,587.71
  5. Step 5: Solve for x
    x = 2,065,463,503,587.71/1,782,730.28
  6. Step 6: Final answer
    x = 1,158,595.63

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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.