Home / 1,936,558.40-2,903,800.80-813,358.40

Finding the Fourth Proportional to 1,936,558.40, 2,903,800.80 and 813,358.40

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Solution

The fourth proportional to 1,936,558.40, 2,903,800.80 and 813,358.40 is: 1,219,602.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,558.40 : 2,903,800.80 = 813,358.40 : x
  2. Step 2: Convert to fraction form
    1,936,558.40/2,903,800.80 = 813,358.40/x
  3. Step 3: Cross multiply
    1,936,558.40x = 2,903,800.80 × 813,358.40
  4. Step 4: Simplify right side
    1,936,558.40x = 2,361,830,772,606.72
  5. Step 5: Solve for x
    x = 2,361,830,772,606.72/1,936,558.40
  6. Step 6: Final answer
    x = 1,219,602.14

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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.