Home / 1,296,465.60-1,942,219.80-697,227.60

Finding the Fourth Proportional to 1,296,465.60, 1,942,219.80 and 697,227.60

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Solution

The fourth proportional to 1,296,465.60, 1,942,219.80 and 697,227.60 is: 1,044,508.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,465.60 : 1,942,219.80 = 697,227.60 : x
  2. Step 2: Convert to fraction form
    1,296,465.60/1,942,219.80 = 697,227.60/x
  3. Step 3: Cross multiply
    1,296,465.60x = 1,942,219.80 × 697,227.60
  4. Step 4: Simplify right side
    1,296,465.60x = 1,354,169,249,826.48
  5. Step 5: Solve for x
    x = 1,354,169,249,826.48/1,296,465.60
  6. Step 6: Final answer
    x = 1,044,508.43

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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.