Home / 1,022,201.20-1,533,301.80-623,620.45

Finding the Fourth Proportional to 1,022,201.20, 1,533,301.80 and 623,620.45

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Solution

The fourth proportional to 1,022,201.20, 1,533,301.80 and 623,620.45 is: 935,430.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,201.20 : 1,533,301.80 = 623,620.45 : x
  2. Step 2: Convert to fraction form
    1,022,201.20/1,533,301.80 = 623,620.45/x
  3. Step 3: Cross multiply
    1,022,201.20x = 1,533,301.80 × 623,620.45
  4. Step 4: Simplify right side
    1,022,201.20x = 956,198,358,501.81
  5. Step 5: Solve for x
    x = 956,198,358,501.81/1,022,201.20
  6. Step 6: Final answer
    x = 935,430.68

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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.