Home / 1,624,124.40-2,436,186.60-442,172.40

Finding the Fourth Proportional to 1,624,124.40, 2,436,186.60 and 442,172.40

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Solution

The fourth proportional to 1,624,124.40, 2,436,186.60 and 442,172.40 is: 663,258.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,124.40 : 2,436,186.60 = 442,172.40 : x
  2. Step 2: Convert to fraction form
    1,624,124.40/2,436,186.60 = 442,172.40/x
  3. Step 3: Cross multiply
    1,624,124.40x = 2,436,186.60 × 442,172.40
  4. Step 4: Simplify right side
    1,624,124.40x = 1,077,214,475,769.84
  5. Step 5: Solve for x
    x = 1,077,214,475,769.84/1,624,124.40
  6. Step 6: Final answer
    x = 663,258.60

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Double scale
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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.