Home / 1,970,793.90-2,956,288.05-1,026,009.90

Finding the Fourth Proportional to 1,970,793.90, 2,956,288.05 and 1,026,009.90

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Solution

The fourth proportional to 1,970,793.90, 2,956,288.05 and 1,026,009.90 is: 1,539,065.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,793.90 : 2,956,288.05 = 1,026,009.90 : x
  2. Step 2: Convert to fraction form
    1,970,793.90/2,956,288.05 = 1,026,009.90/x
  3. Step 3: Cross multiply
    1,970,793.90x = 2,956,288.05 × 1,026,009.90
  4. Step 4: Simplify right side
    1,970,793.90x = 3,033,180,806,551.70
  5. Step 5: Solve for x
    x = 3,033,180,806,551.70/1,970,793.90
  6. Step 6: Final answer
    x = 1,539,065.45

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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.