Home / 1,066,708.53-1,600,064.37-435,622.38

Finding the Fourth Proportional to 1,066,708.53, 1,600,064.37 and 435,622.38

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Solution

The fourth proportional to 1,066,708.53, 1,600,064.37 and 435,622.38 is: 653,434.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,708.53 : 1,600,064.37 = 435,622.38 : x
  2. Step 2: Convert to fraction form
    1,066,708.53/1,600,064.37 = 435,622.38/x
  3. Step 3: Cross multiply
    1,066,708.53x = 1,600,064.37 × 435,622.38
  4. Step 4: Simplify right side
    1,066,708.53x = 697,023,849,012.60
  5. Step 5: Solve for x
    x = 697,023,849,012.60/1,066,708.53
  6. Step 6: Final answer
    x = 653,434.21

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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.