Home / 1,154,801.40-1,593,676.62-645,502.20

Finding the Fourth Proportional to 1,154,801.40, 1,593,676.62 and 645,502.20

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Solution

The fourth proportional to 1,154,801.40, 1,593,676.62 and 645,502.20 is: 890,821.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,801.40 : 1,593,676.62 = 645,502.20 : x
  2. Step 2: Convert to fraction form
    1,154,801.40/1,593,676.62 = 645,502.20/x
  3. Step 3: Cross multiply
    1,154,801.40x = 1,593,676.62 × 645,502.20
  4. Step 4: Simplify right side
    1,154,801.40x = 1,028,721,764,298.56
  5. Step 5: Solve for x
    x = 1,028,721,764,298.56/1,154,801.40
  6. Step 6: Final answer
    x = 890,821.37

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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.