Home / 1,898,099.40-2,619,377.07-1,038,659.76

Finding the Fourth Proportional to 1,898,099.40, 2,619,377.07 and 1,038,659.76

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Solution

The fourth proportional to 1,898,099.40, 2,619,377.07 and 1,038,659.76 is: 1,433,350.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,099.40 : 2,619,377.07 = 1,038,659.76 : x
  2. Step 2: Convert to fraction form
    1,898,099.40/2,619,377.07 = 1,038,659.76/x
  3. Step 3: Cross multiply
    1,898,099.40x = 2,619,377.07 × 1,038,659.76
  4. Step 4: Simplify right side
    1,898,099.40x = 2,720,641,558,875.70
  5. Step 5: Solve for x
    x = 2,720,641,558,875.70/1,898,099.40
  6. Step 6: Final answer
    x = 1,433,350.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.