Home / 1,970,367.50-2,955,675.90-832,917.74

Finding the Fourth Proportional to 1,970,367.50, 2,955,675.90 and 832,917.74

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Solution

The fourth proportional to 1,970,367.50, 2,955,675.90 and 832,917.74 is: 1,249,429.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,367.50 : 2,955,675.90 = 832,917.74 : x
  2. Step 2: Convert to fraction form
    1,970,367.50/2,955,675.90 = 832,917.74/x
  3. Step 3: Cross multiply
    1,970,367.50x = 2,955,675.90 × 832,917.74
  4. Step 4: Simplify right side
    1,970,367.50x = 2,461,834,890,800.47
  5. Step 5: Solve for x
    x = 2,461,834,890,800.47/1,970,367.50
  6. Step 6: Final answer
    x = 1,249,429.30

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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.