Home / 1,425,069.20-2,137,603.80-1,402,950.80

Finding the Fourth Proportional to 1,425,069.20, 2,137,603.80 and 1,402,950.80

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Solution

The fourth proportional to 1,425,069.20, 2,137,603.80 and 1,402,950.80 is: 2,104,426.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,069.20 : 2,137,603.80 = 1,402,950.80 : x
  2. Step 2: Convert to fraction form
    1,425,069.20/2,137,603.80 = 1,402,950.80/x
  3. Step 3: Cross multiply
    1,425,069.20x = 2,137,603.80 × 1,402,950.80
  4. Step 4: Simplify right side
    1,425,069.20x = 2,998,952,961,293.04
  5. Step 5: Solve for x
    x = 2,998,952,961,293.04/1,425,069.20
  6. Step 6: Final answer
    x = 2,104,426.20

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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.