Home / 1,624,082.40-2,436,123.60-442,130.40

Finding the Fourth Proportional to 1,624,082.40, 2,436,123.60 and 442,130.40

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Solution

The fourth proportional to 1,624,082.40, 2,436,123.60 and 442,130.40 is: 663,195.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,082.40 : 2,436,123.60 = 442,130.40 : x
  2. Step 2: Convert to fraction form
    1,624,082.40/2,436,123.60 = 442,130.40/x
  3. Step 3: Cross multiply
    1,624,082.40x = 2,436,123.60 × 442,130.40
  4. Step 4: Simplify right side
    1,624,082.40x = 1,077,084,301,717.44
  5. Step 5: Solve for x
    x = 1,077,084,301,717.44/1,624,082.40
  6. Step 6: Final answer
    x = 663,195.60

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Double scale
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Similar ratio
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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.