Home / 1,783,105.85-2,674,649.57-435,275.57

Finding the Fourth Proportional to 1,783,105.85, 2,674,649.57 and 435,275.57

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Solution

The fourth proportional to 1,783,105.85, 2,674,649.57 and 435,275.57 is: 652,911.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,105.85 : 2,674,649.57 = 435,275.57 : x
  2. Step 2: Convert to fraction form
    1,783,105.85/2,674,649.57 = 435,275.57/x
  3. Step 3: Cross multiply
    1,783,105.85x = 2,674,649.57 × 435,275.57
  4. Step 4: Simplify right side
    1,783,105.85x = 1,164,209,620,642.25
  5. Step 5: Solve for x
    x = 1,164,209,620,642.25/1,783,105.85
  6. Step 6: Final answer
    x = 652,911.11

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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.