Home / 1,070,869.33-1,477,801.92-587,438.38

Finding the Fourth Proportional to 1,070,869.33, 1,477,801.92 and 587,438.38

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Solution

The fourth proportional to 1,070,869.33, 1,477,801.92 and 587,438.38 is: 810,666.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,869.33 : 1,477,801.92 = 587,438.38 : x
  2. Step 2: Convert to fraction form
    1,070,869.33/1,477,801.92 = 587,438.38/x
  3. Step 3: Cross multiply
    1,070,869.33x = 1,477,801.92 × 587,438.38
  4. Step 4: Simplify right side
    1,070,869.33x = 868,117,565,845.69
  5. Step 5: Solve for x
    x = 868,117,565,845.69/1,070,869.33
  6. Step 6: Final answer
    x = 810,666.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.