Home / 1,359,458.60-2,039,123.10-460,812.20

Finding the Fourth Proportional to 1,359,458.60, 2,039,123.10 and 460,812.20

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Solution

The fourth proportional to 1,359,458.60, 2,039,123.10 and 460,812.20 is: 691,196.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,458.60 : 2,039,123.10 = 460,812.20 : x
  2. Step 2: Convert to fraction form
    1,359,458.60/2,039,123.10 = 460,812.20/x
  3. Step 3: Cross multiply
    1,359,458.60x = 2,039,123.10 × 460,812.20
  4. Step 4: Simplify right side
    1,359,458.60x = 939,652,801,781.82
  5. Step 5: Solve for x
    x = 939,652,801,781.82/1,359,458.60
  6. Step 6: Final answer
    x = 691,196.33

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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.