Home / 1,064,230.40-1,595,396.13-390,154.28

Finding the Fourth Proportional to 1,064,230.40, 1,595,396.13 and 390,154.28

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Solution

The fourth proportional to 1,064,230.40, 1,595,396.13 and 390,154.28 is: 584,883.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,230.40 : 1,595,396.13 = 390,154.28 : x
  2. Step 2: Convert to fraction form
    1,064,230.40/1,595,396.13 = 390,154.28/x
  3. Step 3: Cross multiply
    1,064,230.40x = 1,595,396.13 × 390,154.28
  4. Step 4: Simplify right side
    1,064,230.40x = 622,450,628,414.94
  5. Step 5: Solve for x
    x = 622,450,628,414.94/1,064,230.40
  6. Step 6: Final answer
    x = 584,883.34

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1.5x scale

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.