Home / 1,017,391.70-1,404,066.93-587,689.94

Finding the Fourth Proportional to 1,017,391.70, 1,404,066.93 and 587,689.94

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Solution

The fourth proportional to 1,017,391.70, 1,404,066.93 and 587,689.94 is: 811,050.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,391.70 : 1,404,066.93 = 587,689.94 : x
  2. Step 2: Convert to fraction form
    1,017,391.70/1,404,066.93 = 587,689.94/x
  3. Step 3: Cross multiply
    1,017,391.70x = 1,404,066.93 × 587,689.94
  4. Step 4: Simplify right side
    1,017,391.70x = 825,156,009,847.68
  5. Step 5: Solve for x
    x = 825,156,009,847.68/1,017,391.70
  6. Step 6: Final answer
    x = 811,050.46

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1.5x scale

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.